TY  - BOOK
AU  - Maurer,Maurer
TI  - Aviation in the U. S. Army, 1919-1939
T2  - General histories
SN  - 0-912799-38-2
PY  - 1987///
CY  - Washington, D.C.
PB  - Off. of Air Force History
KW  - Amerika
KW  - Militärgeschichte
ER  -