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Archival materials (1513)
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Hammer, William J. (William Joseph), 1858-1934 (electrical engineer) (276)
Mechanical and Civil Engineering, Division of [former name], NMAH, SI. (186)
History of Technology, Division of, NMAH, SI (176)
Bellanca, Giuseppe M. (127)
Greene, Stephen (117)
Lockwood Greene Engineers, Incorporated (117)
Lockwood, Amos (117)
Lockwood-Greene Company (117)
Whitman, David (117)
Elisofon, Eliot (81)
Garden Club of America (81)
Princeton University (81)
Nutt, Arthur (76)
Underwood & Underwood (63)
Electricity and Modern Physics, Division of, NMAH, SI. (54)
Greenleaf, James L. (46)
Olmsted Brothers (43)
Delano & Aldrich (40)
Hutcheson, Martha Brookes (40)
Olmsted, Frederick Law (40)
Platt, Charles A. (Charles Adams) (40)
Pratt, Harold Irving (40)
Delano, William Adams (38)
Babb, Cook & Willard (36)
North Country Garden Club of Long Island (35)
Gorlia, Emile E.O. (33)
Harris, Nancy H. (33)
Baltimore and Ohio Railroad Company (30)
Engineering and Industry, Division of, NMAH, SI. (30)
Garrett, John W. (John Work) (30)
Latrobe, Benj. H. (Benjamin Henry) (30)
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archival repository
National Air and Space Museum Archives (602)
Archives Center, National Museum of American History (598)
Eliot Elisofon Photographic Archives, National Museum of African Art (127)
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Smithsonian Institution Archives (38)
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National Museum of the American Indian (1)
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(1851)
All
(73255)
Digital
(1513)
Images (1468)
Electronic resource (39)
Sound recordings (6)
Query:
engineering
1513 records — Page 41 of 127
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Correspondence, Hammer and Henry Farman
Correspondence, Hammer and the Aeronautical Society
Correspondence, Hammer and the Aeronautical Society
Correspondence, Hammer and balloon flight activities
Correspondence, Hammer and the Hudson-Fulton Celebration Commission
Correspondence, signal flags for the Hudson-Fulton Celebration
Correspondence, balance due Wilbur Wright, Hudson-Fulton Celebration
Correspondence, official business, Hudson-Fulton Celebration Commission
Correspondence, miscellaneous matters relating to aeronautics
Correspondence, Wright lawsuit against Curtiss
Report of American Aviation Mission
Lord Rayleigh on Flight, Smithsonian Institution
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