planning pamphlets National policy for aviation : aircraft production, air forces, air commerce / a statement by the NPA Board of trustees and a report by the … American defense policy / prepared by associates in political science, United air force academy: Wesley W. Posvar, John C. Ries [,etc.] Ribbons & medals : naval, military, air force and civil / by H. Taprell Dorling ("Taffrail") ; in association with L.F. Guill Amsterdam Branch Bulletin
