Query: Correspondence -- 1930-1950
William W. Brown Papers
Creators:
Brown, William W. (electrical engineer)
Dates:
1920-1950
Size:
2.66 Cubic feet (8 boxes)
Collection ID:
NMAH.AC.0102
Repository:
Archives Center, National Museum of American History

35 binders of engineering drawings, correspondence, and charts concerning high frequency alternators, low and high frequency antenna systems, insulators, conductors, power transformers, cables, and vacum tubes.

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in NMAH.AC.0102 for Correspondence -- 1930-1950
Gerald Connop Gross Papers
Creators:
Gross, Gerald Connop (radio engineer)
Dates:
1900-1946.
Size:
2 Cubic feet (6 boxes)
Collection ID:
NMAH.AC.0095
Repository:
Archives Center, National Museum of American History

This collection documents the history of the development of international communications. Includes official correspondence, 1926-1945, while Gross was at the F.C.C.; clippings; photographs; publications; legal documents; radio licenses; reports from international conferences; and F.C.C. reports and circulars.

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in NMAH.AC.0095 for Correspondence -- 1930-1950
Charlie Dunn Collection
Creators:
Dunn, Charlie, 1898- (bootmaker)
Dates:
1972-1984
Size:
0.15 Cubic feet (1 box)
Collection ID:
NMAH.AC.0186
Repository:
Archives Center, National Museum of American History

Materials relating to Charlie Dunn, fourth-generation bookmaker.

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in NMAH.AC.0186 for Correspondence -- 1930-1950
Rubin Borasky Electron Microscopy Collection
Creators:
Borasky, Rubin, 1910-1988
Schaeffer, Asa Arthur
Borasky, Charlotte S., Mrs.
Dates:
1930-1988
Size:
5 Cubic feet (16 boxes )
Collection ID:
NMAH.AC.0452
Repository:
Archives Center, National Museum of American History

A collection of material relating to electron microscopes.

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in NMAH.AC.0452 for Correspondence -- 1930-1950
William E. Dean Papers
Creators:
Dean, W.E., Mrs.
Dean, William E., Jr., -1965 (civil engineer)
Dates:
1949-1965
Size:
0.3 Cubic feet (1 box)
Collection ID:
NMAH.AC.0230
Repository:
Archives Center, National Museum of American History

Dean's technical papers on pre-stressed concrete bridge construction, standard specifications on such bridges, photographs of bridges and promotional brochures on concrete use; also, biographical material, including an obituary.

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in NMAH.AC.0230 for Correspondence -- 1930-1950
Paul Armer Collection
Creators:
Armer, Paul, 1924- (computer technician)
SHARE (Association)
Dates:
1949-1970
Size:
5 Cubic feet (15 document boxes)
Collection ID:
NMAH.AC.0323
Repository:
Archives Center, National Museum of American History

The collection documents computing organizations in which Paul Armer was active.

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in NMAH.AC.0323 for Correspondence -- 1930-1950
Elisha Gray Collection
Creators:
Gray, Elisha, 1835-1901 (inventor)
Dates:
1871-1938
Size:
3.6 Cubic feet (10 boxes)
Collection ID:
NMAH.AC.0014
Repository:
Archives Center, National Museum of American History

Legal documents, photographs, articles, copies of correspondence, three folders of original Gray correspondence on the Gray-Bell controversy; most of the collection consists of copies of material, or printed matter, collected by Lloyd W. Taylor of the museum staff.

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in NMAH.AC.0014 for Correspondence -- 1930-1950
International Longshoremen's Association, Local 791, Records
Creators:
International Longshoremen's Association, Local 791
Dates:
1938-1986
Size:
2.5 Cubic feet (7 boxes)
Collection ID:
NMAH.AC.0440
Repository:
Archives Center, National Museum of American History

Collection of a variety of records of Local 791, International Longshoremen's Association, New York, New York.

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in NMAH.AC.0440 for Correspondence -- 1930-1950
Waldemar A. Ayres Collection
Creators:
National Museum of American History (U.S.). Division of Naval History
Ayres, Waldemar A., 1909- (inventor)
Dates:
1954-1974
Size:
3.3 Cubic feet (10 boxes)
Collection ID:
NMAH.AC.0077
Repository:
Archives Center, National Museum of American History

Collection deals primarily with Ayres' artificial gill underwater breathing equipment project. Includes correspondence (1956-1971), personal papers, three boxes of research notes, documentation of the success of the invention, and subsequent patents and patent litigation; also publicity for the artificial gill, items from Ayres' other projects, and related periodicals, brochures, articles, etc …

Digital Content Available

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in NMAH.AC.0077 for Correspondence -- 1930-1950
S. Colum Gilfillan Papers
Creators:
National Museum of American History (U.S.). Division of Science and Technology
Kranzberg, Melvin, Dr., 1917-1995
Gilfillan, Seabury Colum (college instructor)
Dates:
1921-1978
Size:
1 Cubic foot (5 boxes)
Collection ID:
NMAH.AC.0461
Repository:
Archives Center, National Museum of American History

The collection documents S. Colum Gilfillan, a charter member of the Society for the History of Technology (SHOT) in 1958 and his SHOT correspondence, particularly with Melvin Kranzberg.

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in NMAH.AC.0461 for Correspondence -- 1930-1950