**** 20% Discount - November 2020 ****



NACA Report on 1928 Rhon Soaring Contest

22-CAT-15

Regular price $15.00

Lippisch, A.  Technical Report of the 1928 Rhon Soaring-Flight Contest.  Washington, May 1929.  Technical Memorandum, National Advisory Committee for Aeronautics, No. 514.  12pp plus one photo of 10 gliders and 4 pages of 2-view drawings of the various glider models, 8.5x11", stapled.  Fair; one vertical fold and light cover toning.