US DEPARTMENT OF COMMERCE “CIVIL AERONAUTICS ADMINISTRATION”, PAPERBACK MANUALS, ALL PUBLISHED BY GPO

“THE AIRPLANE AND IT’S ENGINE”, BY CHARLES HUGH CHATFIELD AND CHARLES FAYETTE TAYLOR, PUBLISHED BY McGRAW HILL BOOK CO., NYC AND LONDON, 1932, 2ND EDITION, 443 PAGES, 100’S OF GREAT AVIATION ILLUSTRATIONS AND PHOTO’S, EXCELLENT