Box 1
Container
Call Number: RH MS-P 564
Contains 19 Results:
Baby gun barrel, rotary dehumidifer, shot hole sacks (notarized prints)
File — Box: 1, Folder: 1
2 prints (inserts from publication "De Bothezat Aeronautical Corporation; its purpose and scope," at RH MS 564:7.19)
File — Box: 1, Folder: 2
Inventions (prints and negatives)
File — Box: 1, Folder: 3
Inventions (prints and negatives)
File — Box: 1, Folder: 4
Inventions (negatives)
File — Box: 1, Folder: 5
Inventions (negatives)
File — Box: 1, Folder: 6
Inventions "1950s or 60s" (negatives)
File — Box: 1, Folder: 7
Inventions "1962-1965" (prints and negatives)
File — Box: 1, Folder: 8
"Autogyro, 1930s-40s (?)" (negatives)
File — Box: 1, Folder: 9
"Flying machines, 1930-34" (negatives)
File — Box: 1, Folder: 10
"Helicopter, 1930s"
File — Box: 1, Folder: 11
Helicopter, with Hays, 1932-1933 (prints and picture postcards)
File — Box: 1, Folder: 12
"Helicopter, 1930-35" (negatives)
File — Box: 1, Folder: 13
Hays hydraulic drill (prints)
File — Box: 1, Folder: 14
Hays hydraulic drill (negatives)
File — Box: 1, Folder: 15
Pulling rig (oil well); prints and negatives
File — Box: 1, Folder: 16
Pulsators (prints and negatives)
File — Box: 1, Folder: 17
"Pulse engine, etc. '62" (prints)
File — Box: 1, Folder: 18