NACA Report No. 658
Tests of Two Full-Scale Propellers with Different Pitch Distributions, at Blade Angles up to 60°
Biermann, David - Hartman, Edwin P. (Langley Memorial Aeronautical Laboratory)
high quality paper in light brown cover size 29x23 cm
15 Seiten / pages
22 illustrations (graphs and 2 photos)
very good condition
Washington D.C., U.S.A. - 1939 - National Advisory Committee for Aeronautics (NACA)
Art.Nr. 3583