000 00271nam a2200109Ia 4500
008 161118s2016 xx 000 0 und d
100 _aChampberlin, J.C.
245 0 _aStudias of Airpalnc.......
260 _aWashington
_bU.S. Govt.
_c1958
300 _a45p.
942 _2ddc
999 _c40994
_d40994