Collection Contents

Davis Material

MC-4C Helicopter Specs

Plane Talk, March 1944

Loose Blue Prints

Blue Prints, Tests, and Specs

Elliptical P.F.s + #10 P.F.

Pressure Distribution

"H"O and "H"O Shrunk 60%,"S"1 and "H"l "H" 1.11 and "H"2 (Partial)"H" 1.33

S-.7, S-.7 Swung 56°20'

1.12-1.12 (13%)

Merrill Tunnel Planforms Summer 1945

Original Tracings Aerodynamic Data

Newspaper Clippings and Blueprints: Blueprints, Notes, and Davis Airfoils Inc., Determination of Effective Aspect Ration Wing W1 Discussion

Davis 1-1 16%

Old Method A=0 B-+.25 (14.76%)

Temp1ates: Davis l6%-"H"-1.35 and A.5<90°A -l-1 90º Foil shrunk vertically to 16.23%, and same shrunk vertically to 20.79%

Moments

Original Computations for Davis Foil Sections

Specs, Blue Prints, and Clippings

W.J. Waterhouse: Supply Catalogs and Notes, Copy of Patent, Davis Brodkins Aircraft Corp, U. of Washington Aeronautical Laboratory Report #197, Wind Tunnel Tests on Two Davis Airfolds

Fluid Foils Patent #2, 281, 272 April 28, 1942

Fluid Foils Patent #1, 942. 688 Jan 9, 1934

Specs and Blue Print

Manta Aircraft Corp, Letters Patent Improvement in Fluid Foils