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Box 49

 Container

Contains 39 Results:

Kellett YG-1/KD-1 Autogiro Correspondence, Undated

 File — Box: 49, Folder: 22
Scope and Content From the Collection: The Bernard Lindenbaum Vertical Flight Research Collection is a very large collection documenting the history and development of helicopters and V/STOL aircraft from the mid-1940s to the 1990s. The collection contains research reports, conference reports, blueprints, and film documenting this development. Researchers should be aware that, except for the photographs series, the collection was minimally processed in that each box was fully inventoried, but no effort was made to place the...
Dates: Undated

Kellett XO-60 Autogiro, 1942-1943

 File — Box: 49, Folder: 23
Scope and Content From the Collection: The Bernard Lindenbaum Vertical Flight Research Collection is a very large collection documenting the history and development of helicopters and V/STOL aircraft from the mid-1940s to the 1990s. The collection contains research reports, conference reports, blueprints, and film documenting this development. Researchers should be aware that, except for the photographs series, the collection was minimally processed in that each box was fully inventoried, but no effort was made to place the...
Dates: 1942-1943

TCTC 2175 Meeting 112 Military Characteristics for Airplane, Observation, Light, 1957 Oct 17

 File — Box: 49, Folder: 24
Scope and Content From the Collection: The Bernard Lindenbaum Vertical Flight Research Collection is a very large collection documenting the history and development of helicopters and V/STOL aircraft from the mid-1940s to the 1990s. The collection contains research reports, conference reports, blueprints, and film documenting this development. Researchers should be aware that, except for the photographs series, the collection was minimally processed in that each box was fully inventoried, but no effort was made to place the...
Dates: 1957 Oct 17

Autogiro Mail Service, Philadelphia, PA, 1940 Oct 2

 File — Box: 49, Folder: 25
Scope and Content From the Collection: The Bernard Lindenbaum Vertical Flight Research Collection is a very large collection documenting the history and development of helicopters and V/STOL aircraft from the mid-1940s to the 1990s. The collection contains research reports, conference reports, blueprints, and film documenting this development. Researchers should be aware that, except for the photographs series, the collection was minimally processed in that each box was fully inventoried, but no effort was made to place the...
Dates: 1940 Oct 2

Serial No. 3445 Air Corps TR on Performance Estimates of Autogiro Equivalents of the XO-27A Observation Airplane, 1931 Apr 29

 File — Box: 49, Folder: 26
Scope and Content From the Collection: The Bernard Lindenbaum Vertical Flight Research Collection is a very large collection documenting the history and development of helicopters and V/STOL aircraft from the mid-1940s to the 1990s. The collection contains research reports, conference reports, blueprints, and film documenting this development. Researchers should be aware that, except for the photographs series, the collection was minimally processed in that each box was fully inventoried, but no effort was made to place the...
Dates: 1931 Apr 29

No. 98-800 Autogiro, Observation Type Specification for, 1935 Jul 10

 File — Box: 49, Folder: 27
Scope and Content From the Collection: The Bernard Lindenbaum Vertical Flight Research Collection is a very large collection documenting the history and development of helicopters and V/STOL aircraft from the mid-1940s to the 1990s. The collection contains research reports, conference reports, blueprints, and film documenting this development. Researchers should be aware that, except for the photographs series, the collection was minimally processed in that each box was fully inventoried, but no effort was made to place the...
Dates: 1935 Jul 10

Report No. 150.1 Resonance in Rotating Wing Aircraft and Associated Article, 1942 Aug 19

 File — Box: 49, Folder: 28
Scope and Content From the Collection: The Bernard Lindenbaum Vertical Flight Research Collection is a very large collection documenting the history and development of helicopters and V/STOL aircraft from the mid-1940s to the 1990s. The collection contains research reports, conference reports, blueprints, and film documenting this development. Researchers should be aware that, except for the photographs series, the collection was minimally processed in that each box was fully inventoried, but no effort was made to place the...
Dates: 1942 Aug 19

Report No. 541 Service Test Requirements for Kellett YG-1 Autogiro, 1936 May 6

 File — Box: 49, Folder: 29
Scope and Content From the Collection: The Bernard Lindenbaum Vertical Flight Research Collection is a very large collection documenting the history and development of helicopters and V/STOL aircraft from the mid-1940s to the 1990s. The collection contains research reports, conference reports, blueprints, and film documenting this development. Researchers should be aware that, except for the photographs series, the collection was minimally processed in that each box was fully inventoried, but no effort was made to place the...
Dates: 1936 May 6

Kellett YG-1 Autogiro – Additional Documents, Undated

 File — Box: 49, Folder: 30
Scope and Content From the Collection: The Bernard Lindenbaum Vertical Flight Research Collection is a very large collection documenting the history and development of helicopters and V/STOL aircraft from the mid-1940s to the 1990s. The collection contains research reports, conference reports, blueprints, and film documenting this development. Researchers should be aware that, except for the photographs series, the collection was minimally processed in that each box was fully inventoried, but no effort was made to place the...
Dates: Undated

Report ER-060.2 Comparative Performance of Airplane, Autogiro and Theoretical Helicopter Kellett, 1940 Mar

 File — Box: 49, Folder: 31
Scope and Content From the Collection: The Bernard Lindenbaum Vertical Flight Research Collection is a very large collection documenting the history and development of helicopters and V/STOL aircraft from the mid-1940s to the 1990s. The collection contains research reports, conference reports, blueprints, and film documenting this development. Researchers should be aware that, except for the photographs series, the collection was minimally processed in that each box was fully inventoried, but no effort was made to place the...
Dates: 1940 Mar