Alden & Harlow

No biographical information available.

Artworks in the Permanent Collection

Office Building for the Mutual Telephone Company, Erie, PA; [exterior elevation], 1928, 1928

Library; Carnegie Library of Pittsburgh of Homewood, Pittsburgh, PA; [detail drawing], 1909, 1909

Library; Carnegie Library of Pittsburgh of Homewood, Pittsburgh, PA; [detail drawings], 1909, 1909

Library; Carnegie Library of Pittsburgh of Homewood, Pittsburgh, PA; [detail drawing], 1908-1909, 1908-1909

Library; Carnegie Library of Pittsburgh of Homewood, Pittsburgh, PA; [detail drawings], 1908, 1908

Library; Carnegie Library of Pittsburgh of Homewood, Pittsburgh, PA; [detail drawing], 1908-1909, 1908-1909

Library; Carnegie Library of Pittsburgh of Homewood, Pittsburgh, PA; [detail drawings], 1908, 1908

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 477: Furniture, Various Rooms, Project: 1902-1907; Drawn January 19, 1907, Project: 1902-1907; Drawn January 19, 1907

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 470: Various Rooms Book Conveyor Stations, Book Stacks, Project: 1902-1907; Drawn August 21, 1906, Project: 1902-1907; Drawn August 21, 1906

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 461: Book Conveyor Stations, Various Rooms, Project: 1902-1907; Drawn August 1, 1906, Project: 1902-1907; Drawn August 1, 1906

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 415: Roof Details, Project: 1902-1907; Drawn February 13, 1906, Project: 1902-1907; Drawn February 13, 1906

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 418: Switchboard Revision and Ducts, Project: 1902-1907; Drawn February 28, 1906, Project: 1902-1907; Drawn February 28, 1906

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 422: Furniture, Various Rooms, Project: 1902-1907; Drawn March 10, 1906, Project: 1902-1907; Drawn March 10, 1906

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 423: Furniture Details, Various Rooms, Project: 1902-1907; Drawn March 17, 1906, Project: 1902-1907; Drawn March 17, 1906

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 457: Movable Office Furniture, Project: 1902-1907; Drawn July 10, 1906, Project: 1902-1907; Drawn July 10, 1906

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 458: Stationary Office Furniture, Project: 1902-1907; Drawn July 13, 1906, Project: 1902-1907; Drawn July 13, 1906

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 377: Bookshelves Plan, Project: 1902-1907; Drawn July 5, 1906, Project: 1902-1907; Drawn July 5, 1906

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 431: Museum Department Wall, Photo Exhibition Cases, Project: 1902-1907; Drawn May 10, 1906, Project: 1902-1907; Drawn May 10, 1906

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 409: Art Gallery Pedestals for John Beatty, Project: 1902-1907; Drawn May 21, 1906, Project: 1902-1907; Drawn May 21, 1906

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 411: Furniture Shelving, Project: 1902-1907; Drawn January 29, 1906, Project: 1902-1907; Drawn January 29, 1906

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 473: Radiator Frames, Various Rooms, Project: 1902-1907; Drawn November 14, 1906, Project: 1902-1907; Drawn November 14, 1906

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 432: Museum Department Second, Third Floor Exhibition Cases Plan, Project: 1902-1907; Drawn May 3, 1906, Project: 1902-1907; Drawn May 3, 1906

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 35-20E: Switchboard Details, Project: 1902-1907; Drawn August 10, 1905, Project: 1902-1907; Drawn August 10, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 301: Frieght Elevator Details, Project: 1902-1907; Drawn April 22, 1905, Project: 1902-1907; Drawn April 22, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 302: Cap Detail, Project: 1902-1907; Drawn April 22, 1905, Project: 1902-1907; Drawn April 22, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 16: Boiler House, Project: 1902-1907; Drawn April 1, 1905, Project: 1902-1907; Drawn April 1, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 353: Glazed Partitions, Project: 1902-1907; Drawn July 31, 1905, Project: 1902-1907; Drawn July 31, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 354A: East Wall Alterations, Project: 1902-1907; Drawn December 15, 1905, Project: 1902-1907; Drawn December 15, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 365: Music Hall Revised Ceiling Ventilating Registers, Project: 1902-1907; Drawn August 30, 1905, Project: 1902-1907; Drawn August 30, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 372: Apparatus Layout, Project: 1902-1907; Drawn September 21, 1905, Project: 1902-1907; Drawn September 21, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 381: Large Desks, Movable Furniture, Project: 1902-1907; Drawn October 17, 1905, Project: 1902-1907; Drawn October 17, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 388: Showing Cases Building Plans, Project: 1902-1907; Drawn November 15, 1905, Project: 1902-1907; Drawn November 15, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 393: Tank Room, Elevator Support Hanger, Project: 1902-1907; Drawn November 24, 1905, Project: 1902-1907; Drawn November 24, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 336: First Floors Furniture Layout, Basement Layout, Project: 1902-1907; Drawn July 10, 1905, Project: 1902-1907; Drawn July 10, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 351: Engine Room, Pipe Cellar Alteration Plan, Project: 1902-1907; Drawn July 26, 1905, Project: 1902-1907; Drawn July 26, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 354: Various Rooms Furniture Details, Project: 1902-1907; Drawn July 31, 1905, Project: 1902-1907; Drawn July 31, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 378: First Floor Furniture Detail, Project: 1902-1907; Drawn October 17, 1905, Project: 1902-1907; Drawn October 17, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F49: Lecture Hall Tiers, Entrance Hall Framing, Project: 1902-1907; Drawn 1905, Project: 1902-1907; Drawn 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 300: Revisions, Project: 1902-1907; Drawn 1905, Project: 1902-1907; Drawn 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 296: Bronze Door Elevations, Project: 1902-1907; Drawn 1905, Project: 1902-1907; Drawn 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 171: Underground Ducts in Various Rooms, Project: 1902-1907; Drawn March 3, 1905, Project: 1902-1907; Drawn March 3, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 226: Bronze Vestibule Room Details, Project: 1902-1907; Drawn January 4, 1905, Project: 1902-1907; Drawn January 4, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 291: Partitions in Various Rooms, Stairs, Project: 1902-1907; Drawn April 12, 1905, Project: 1902-1907; Drawn April 12, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 308: Elevator Shafts, Project: 1902-1907; Drawn May 3, 1905, Project: 1902-1907; Drawn May 3, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 316: Old Museum Wing Ducts Layout, Block Plan, Project: 1902-1907; Drawn June 10, 1905, Project: 1902-1907; Drawn June 10, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 318: Pipe Cellar Block Plan Showing Pipe Layout, Project: 1902-1907; Drawn June 10, 1905, Project: 1902-1907; Drawn June 10, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 319: Various Room Electric Panel Layout, Project: 1902-1907; Drawn June 12, 1905, Project: 1902-1907; Drawn June 12, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 321: Cap Block Drawings in Various Rooms, Project: 1902-1907; Drawn June 14, 1905, Project: 1902-1907; Drawn June 14, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 380: Various Rooms Furniture Detail, Project: 1902-1907; Drawn October 17, 1905, Project: 1902-1907; Drawn October 17, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 379: First Floor Furniture Detail, Project: 1902-1907; Drawn October 17, 1905, Project: 1902-1907; Drawn October 17, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 322: Engine Foundations Block Plan, Project: 1902-1907; Drawn June 15, 1905, Project: 1902-1907; Drawn June 15, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F50: Framing of Engine Room Floor, Project: 1902-1907; Drawn 1905, Project: 1902-1907; Drawn 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 15: Boiler House Plumbing, Project: 1902-1907; Drawn February 13, 1905, Project: 1902-1907; Drawn February 13, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 239: Iron Stairs, Project: 1902-1907; Drawn January 21, 1905, Project: 1902-1907; Drawn January 21, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 240: Iron Stairs, Project: 1902-1907; Drawn January 25, 1905, Project: 1902-1907; Drawn January 25, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 246: Plan, Section of Room, Project: 1902-1907; Drawn January 28, 1905, Project: 1902-1907; Drawn January 28, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 256: Restaurant Layout, Project: 1902-1907; Drawn February 14, 1905, Project: 1902-1907; Drawn February 14, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 258: Well and Plaster Details, Project: 1902-1907; Drawn Febrary 17, 1905, Project: 1902-1907; Drawn Febrary 17, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 287: Smoking Room, Project: 1902-1907; Drawn April 5, 1905, Project: 1902-1907; Drawn April 5, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 306: Rolling Steel Doors, Project: 1902-1907; Drawn April 27, 1905, Project: 1902-1907; Drawn April 27, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 19: Rearrangement of Gangways, Stairs over Boilers, Project: 1902-1907; Drawn December 4, 1905, Project: 1902-1907; Drawn December 4, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 320: Music Hall Circular Corridor Floor, Project: 1902-1907; Drawn June 13, 1905, Project: 1902-1907; Drawn June 13, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 332: Wall Elevations, Various Rooms, Project: 1902-1907; Drawn June 29, 1905, Project: 1902-1907; Drawn June 29, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 337: South Wing Second, Third Floors Furniture Layout, Project: 1902-1907; Drawn July 10, 1905, Project: 1902-1907; Drawn July 10, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 344: Carriage Entrance Marquise, Project: 1902-1907; Drawn July 20, 1905, Project: 1902-1907; Drawn July 20, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 347: Original Building Second Floor Wrought Iron Doors, Project: 1902-1907; Drawn July 22, 1905, Project: 1902-1907; Drawn July 22, 1905

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 103: Forbes Street Entrances Stone Detail, Project: 1902-1907; Drawn July 30, 1904, Project: 1902-1907; Drawn July 30, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 104: Forbes Street Entrance Central Portion Elevation, Project: 1902-1907; Drawn July 30, 1904, Project: 1902-1907; Drawn July 30, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 106: Carriage Entrance, Project: 1902-1907; Drawn August 2, 1904, Project: 1902-1907; Drawn August 2, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 109; Foyer Detail, Project: 1902-1907; Drawn August 4, 1904, Project: 1902-1907; Drawn August 4, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 110: First Floor Elevation Stonework Details, Project: 1902-1907; Drawn August 11, 1904, Project: 1902-1907; Drawn August 11, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 112: Court Granite Base Courses, Project: 1902-1907; Drawn August 10, 1904, Project: 1902-1907; Drawn August 10, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 131: Main Entrance Hall Details, Project: 1902-1907; Drawn September 20, 1904, Project: 1902-1907; Drawn September 20, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 132: Main Entrance Hall Details, Project: 1902-1907; Drawn September 20, 1904, Project: 1902-1907; Drawn September 20, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 156: Temporary Wood Book Shelving, Project: 1902-1907; Drawn October 1, 1904, Project: 1902-1907; Drawn October 1, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 170: Underground Ducts in Various Rooms, Project: 1902-1907; Drawn October 7, 1904, Project: 1902-1907; Drawn October 7, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 172: Court Elevations, Project: 1902-1907; Drawn October 7, 1904, Project: 1902-1907; Drawn October 7, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 190: Library Entrance Porch and Building Stone Courses, Project: 1902-1907; Drawn October 14, 1904, Project: 1902-1907; Drawn October 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 216: Founder's Room Details, Project: 1902-1907; Drawn December 22, 1904, Project: 1902-1907; Drawn December 22, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 219: Marble Floors, Project: 1902-1907; Drawn December 29, 1904, Project: 1902-1907; Drawn December 29, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 225: Engine Room Detail, Project: 1902-1907; Drawn December 31, 1904, Project: 1902-1907; Drawn December 31, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 312: Various Room Plans Showing Furniture, Project: 1902-1907; Drawn May 15, 1904, Project: 1902-1907; Drawn May 15, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-5: Roof Planes, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-6: Roof Framing Plan, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-7: Ceiling Framing Plan, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-8: Third Floor Steel Framing Plan, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-9: Second Floor Steel Framing Plan, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-10: First Floor Framing Plan, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-12: Framing Cross Sections, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-13: Cross Sections for Steel Frame, Project: 1902-1907; Drawn May 14, 1904; Revised October 31, 1, Project: 1902-1907; Drawn May 14, 1904; Revised October 31, 1

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-14: Framing Cross Sections, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-16: Girders, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-17: Columns, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-18: Columns, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-19: Columns, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-20: Columns, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-21: Columns, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-22: Column Bases, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-23: Foyer and Front Entrance Gallery, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-24: Main Entrance Hall, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-25: Main Entrance Hall, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-26: Sculpture Hall, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-27: Foyer, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-28: Music Hall Extension, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-29: Music Hall Extension, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F49A: Bookstack Framing, Project: 1902-1907; Drawn October 13, 1904; Revised January 2, Project: 1902-1907; Drawn October 13, 1904; Revised January 2

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-15A: Roof Trusses, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 111: Lecture Hall First Story, Basement Stonework Detail, Project: 1902-1907; Drawn August 5, 1904, Project: 1902-1907; Drawn August 5, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-32A: Hall of Paleontology and Museum Library, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-33: Steel Framing for Ceiling, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-11B: Steel Framing, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-39: Steel Frame, Architectural Hall, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-40: Steel Frame, Architectural Hall, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-42: Steel Frame, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-43: Reading Room Extension, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-46: Museum Truss, Steel Frame, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F48: Steel Frame, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 5B: Plan 5B General Piping, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 32: Boiler Foundations Detail, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 25: Plan No. 25, Tunnel Piping, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. B-S 4A: Heating Plan No. 4A, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. B-S 2B: Heating Plan No. 2B, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 1B: Heating Plan No. 1B, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. B-S 2A: Heating Plan No. 2A, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 29: Plan No. 29, Boilers Detail, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 31: Power House Plan No. 31, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 28: Plan No. 28, Boiler Setting Detail, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. B-S 1B: Heating Plan No. 1B, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. B-S 4B: Heating Plan No. 4B, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 5A (2 of 2 versions): Plan 5A General Piping, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. B-S 12: Plan No. 12, Sculptural Hall, Architectural Hall Section, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. B-S 13: Plan No. 13, Exhaust Fan Plan, Lecture Hall Section, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. B-S 14: Plan No. 14, Apparatus Plan, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. B-S 15: Plan No. 15, Architectural Hall Section, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 26: Plan No. 26, Platform, Steel Work over Boilers, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 30: Plan No. 30, Pump Room, Cellar Piping, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. B-S 6: Heating Plan No. 6, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. B-S 7: Heating Plan No. 7, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. B-S 8: Plan No. 8, Heating Pipes, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. B-S 9: Plan No. 9, Book Stack Room, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. B-S 10: Plan No. 10, Basement Fan Apparatus, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 11: Plan No. 11, Supply Fans, Exhaust Apparatus, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 17: Book Stack Room Ventilation, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 21: Plan No. 21, Trench Piping, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. X-4: Book Stacks, Project: 1902-1907; Drawn December 9, 1904, Project: 1902-1907; Drawn December 9, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. X-1B: Room #258 &259 Central Library Arrangement of Linolite Reflector Lights on Bookcases, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. B-S 16: Plan No. 16, Apparatus Plan, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 18: Plan No. 18, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. b-S 19: Plan No. 19, Engine Room, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 20: Plan No. 20, Pump Room Plan, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 35 E-3 X-2: Details of switchboard in engine room, Project: 1902-1907; Drawn December 10, 1904, Project: 1902-1907; Drawn December 10, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 472: Walk Steps Grading Detail, Project: 1902-1907; Drawn October 20, 1906, Project: 1902-1907; Drawn October 20, 1906

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 94: Retaining Wall, Mawhinney Street, Project: 1902-1907; Drawn May 9, 1904, Project: 1902-1907; Drawn May 9, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-45: First Floor Framing, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-15B: Roof Trusses, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-37: Amphitheatre Framing, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No.F-41: Bookstack Floor Framing, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-35: Lecture Hall Trusses, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-30: Side Gallery, Steel Frame, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-44: Steel Frame, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-31: Art Wing Extension, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-47: Steel Frame, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-36: Amphitheatre Framing, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-32B: Hall of Paleontology and Museum Library, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-11C: Framing for Reconstruction of Library Entrance, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-34: Lecture Hall Trusses, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No.F-38: Steel Frame, Architectural Hall, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-11A: Steel Framing, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 105: Stonework, First Floor Level Detail, Project: 1902-1907; Drawn August 3, 1904, Project: 1902-1907; Drawn August 3, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 1: Boiler House Steel Framing, Project: 1902-1907; Drawn July 30, 1904, Project: 1902-1907; Drawn July 30, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 2: Boiler House Steel Framing, Project: 1902-1907; Drawn July 30, 1904, Project: 1902-1907; Drawn July 30, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 4: Boiler House Elevations, Project: 1902-1907; Drawn July 30, 1904, Project: 1902-1907; Drawn July 30, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. X-1: Library Stacks, Project: 1902-1907; Drawn October 28, 1904, Project: 1902-1907; Drawn October 28, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. X-2: End Walls of Bookstack, Project: 1902-1907; Drawn November 17, 1904, Project: 1902-1907; Drawn November 17, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 5: Boiler House Plans, Project: 1902-1907; Drawn July 30, 1904, Project: 1902-1907; Drawn July 30, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 3: Boiler House Plans, Project: 1902-1907; Drawn July 30, 1904, Project: 1902-1907; Drawn July 30, 1904

Carnegie Library, Pittsburgh, PA, Drawing No. 54 void: Music Hall and Third Story Ceilings, Project: 1891-1895; Drawn 1904, Project: 1891-1895; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 62: Second Floor Plan, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 63: Third Floor Plan, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 64: Basement, First Floor Plans, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 65: Second, Third Floor Plans, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 67: Park Elevation, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 68: Rear Elevation, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 69: Mawhinney Street Elevation, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 70: Section, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 72: Various Sections, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 73: Section, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 90: Library Entrance Plans, Alterations, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 93: Library Entrance Sections, Alterations and Porch Detail, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 95: Tunnel, Project: 1902-1907; Drawn July 14, 1904, Project: 1902-1907; Drawn July 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 96: Plumbing and French Drains, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 9: Boiler House, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-2A: Design for Steel Frame, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

LOCATION Plan--BASEMENT, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 51 (void): First Floor Plan, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 52 void: Second Floor Location Plan, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 53 (void): Third Floor Plan, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 55: Basement Plan, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 56: First Floor Plan, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 57: Second Floor Plan, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 58: Third Floor Plan, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 59: Engine Room, Pipe Cellar, Book Stack Detail, Project: 1902-1907; Drawn 1904, Project: 1902-1907; Drawn 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 60: Basement Plan, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 61: First Floor Plan, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 71: Section, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 74: Forbes Street Elevation Details, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 75: Side Elevation Details, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 76: Sections Through Foyer, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 77: Various Sections, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 78: Various Interior Details, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 79: Music Hall Corridors, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 81: Sections Through Main Stairway, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 82: Main Stairway Plans, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 83: Sculpture Hall Sections, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 84: Lecture Hall Plans and Sections, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 85; Lecture Hall Plan and Elevation, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 86: Section and Elevation of Courts, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 87: Court Wall Details, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 88: Reading Room Details, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 89: Door Details, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 91: Library Entrance Sections, Alterations, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 92: Library Entrance Section, Alterations, Project: 1902-1907; Drawn May 14, 1904, Project: 1902-1907; Drawn May 14, 1904

Carnegie Library Extension, Pittsburgh, May 14, 1904, May 14, 1904

Carnegie Library Extension: Architectural Hall, May 14, 1904, May 14, 1904

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-1: Foundation, Project: 1902-1907; Drawn October 26, 1903, Project: 1902-1907; Drawn October 26, 1903

Pen Tray Commemorating Opening of Farmer's Bank Building, Pittsburgh, PA, 1903, 1903

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-4: Column Plan, Project: 1902-1907; Drawn October 26, 1903, Project: 1902-1907; Drawn October 26, 1903

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-0: Foundation, Plan of Lot, Project: 1902-1907; Drawn October 26, 1903, Project: 1902-1907; Drawn October 26, 1903

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-3: Foundation, Project: 1902-1907; Drawn October 26, 1903, Project: 1902-1907; Drawn October 26, 1903

Carnegie Library Extension, Pittsburgh, PA, Drawing No. F-2: Foundation, Project: 1902-1907; Drawn October 26, 1903, Project: 1902-1907; Drawn October 26, 1903

Carnegie Library Extension, Pittsburgh, PA, Drawing No. H-21: Heating Plan, Third Floor, Project: 1902-1907, Project: 1902-1907

Carnegie Library Extension, Pittsburgh, PA, Drawing No. B-S 3A: Heating Plan No. 3A, Project: 1902-1907; This Drawing no date., Project: 1902-1907; This Drawing no date.

Carnegie Library Extension, Pittsburgh, PA, Drawing No. B-S 3B: Heating Plan No. 3B, Project: 1902-1907; This Drawing no date., Project: 1902-1907; This Drawing no date.

Carnegie Library, Pittsburgh, c. 1906, c. 1906

Carnegie Library Addition: Architectural Hall, c. 1906, c. 1906

Carnegie Library Addition: Architectural Hall, May 17, 1906, May 17, 1906

Cornice from Carnegie Institute, c. 1904-1907, c. 1904-1907

Carnegie Library Extension, Pittsburgh, PA, Drawing No. 27: Plan No. 27, Steam Piping Over Boilers, Project: 1902-1907; Drawn 1893, Project: 1902-1907; Drawn 1893

Lion's Masque from Cornice of Carnegie Library of Pittsburgh, Oakland, c. 1893-1895, c. 1893-1895

Archival Materials

Created by Alden & Harlow

Letter from A. B. Harlow to John Beatty, 04/20/1905