Airplanes. Flight tests of Sikorsky HNS-1 (Army YR-4B) helicopter: 2, Hovering and vertical-flight performance with original and alternate sets of main-rotor blades, including comparison with hovering performance theory [with list of references]: by F. B. Gustafson and Alfred Gessow.
Publication Title:
Airplanes. Flight tests of Sikorsky HNS-1 (Army YR-4B) helicopter: 2, Hovering and vertical-flight performance with original and alternate sets of main-rotor blades, including comparison with hovering performance theory [with list of references]: by F. B. Gustafson and Alfred Gessow.
Display Title:
Airplanes. Flight tests of Sikorsky HNS-1 (Army YR-4B) helicopter: 2, Hovering and vertical-flight performance with original and alternate sets of main-rotor blades, including comparison with hovering performance theory [with list of references]: by F. B. Gustafson and Alfred Gessow.
Corporate Agency Authors:
National Advisory Committee for Aeronautics
Sort Author:
National Advisory Committee for Aeronautics
Authors:
Gustafson, F. B. and Gessow, Alfred
Date:
[1947.]
Publish Date ISO Format:
1947-01-01T00:00:00Z
Publication Start:
19470101
Publication End:
19471231
Corporate/Agency Author:
National Advisory Committee for Aeronautics
Publication month:
13
Publication year:
1947
SuDoc number:
Y 3.N 21/5:11/L-596
Description:
cover title, 15 p. 11 pl. 4°
Notes:
(Wartime report L-596.) [Processed. Originally issued Apr. 1945 as Memorandum report L5D09a.]
Notes:
(Wartime report L-596.) [Processed. Originally issued Apr. 1945 as Memorandum report L5D09a.] † Distribution Made by Issuing Office.