Box 6
Container
Call Number: RH MS 564
Contains 21 Results:
Correspondence with E. Burke Wilford and Ralph H. McClarren (American Helicopter Society and Convertible Aircraft Pioneers), 1948-1974
File — Box: 6, Folder: 1
Hays membership certificate: Convertible Aircraft Pioneers, November 25, 1955 and membership list, n.d
File — Box: 6, Folder: 2
Business card: A. L. Duncan (Fairbanks, Morwe Co.), n.d.; illustration of Hays invention [untitled], n.d
File — Box: 6, Folder: 3
Drawings of Hays inventions [2; untitled], n.d
File — Box: 6, Folder: 4
Color drawings of Hays heliplane [3, untitled] on illustration board. n.d
File — Box: 6, Folder: 5
Blueline drawing of Hays invention [untitled]. n.d
File — Box: 6, Folder: 6
"Flight Characteristics of the Heliplane," by Hays, May 10, 1934
File — Box: 6, Folder: 7
"Fly-Wing Propeller Blade." [pencil drawing], August 14, 1934
File — Box: 6, Folder: 8
"Pitch Variating Mechanism for Blades of a Rotating Wing System" [notarized Hays statement], December 15, 1934
File — Box: 6, Folder: 9
Bound typescript (cover title: "The Gyrocopter"), with drawings (including blueline) and black and white photographs. September 1938
File — Box: 6, Folder: 10
Bound typescript (cover title: "Rotor Plane, 1939"), with drawings
File — Box: 6, Folder: 11
Bound typescript (cover title: "Rotors: Feathering Methods"), n.d
File — Box: 6, Folder: 12
Typescripts(some notarized) of invention, marketing, and short story ideas [from envelope labeled "Ideas (Inventions), 1940, 1943, 1948"]
File — Box: 6, Folder: 13
Newspaper clipping, "A 'giro of 1909 lacked power to lift it out of idea stage," The Kansas City Times, July 23, 1942
File — Box: 6, Folder: 14
"The Scout; stability and weight considerations in the design of a high-speed, co-axial, midget helicopter" [bound typescript with drawings and black and white photographs]. Compiled June, 1942
File — Box: 6, Folder: 15
"The Scout; patent applications" [bound typescript with drawings and black and white photographs]. Compiled July 12, 1944
File — Box: 6, Folder: 16
"The Scout; panel control helicopter" [bound transcript with drawings]. Feb. 9, 1945
File — Box: 6, Folder: 17
"Mower-Press Hay Processing Machine, 3/18/43." [notarized typescript with drawings and inserted tearsheet from Country Gentleman, April 1943, p. 27: "Short-Cuts in Haymaking"]
File — Box: 6, Folder: 18
Typescript (1944) describing Hays invention related to process for forming oil shales (a continuation in part of Hays' co-pending application filed February 21, 1944)
File — Box: 6, Folder: 19