000			00476nam a2200169 454500
008			160721b xxu||||| |||| 00| 0 eng d
082			_aNASA _bTT F-238
100	1		_aA A Blagonravov
245	1		_aCOLLECTED WORKS OF K. E. TSIOLKOVSKIY VOLUME III-DIRIGIBLES
260			_bNASA, WASHINGTON, D.C.
300			_a,509,,,,,,
500			_aBound with NASA TT F-239-44 Lack No.240-42
700	1		_aBLAGONRAVOV,A A
964			_gCIRC
997			_a101361 C
998			_c9424 _d9424
999			_c483215 _d483215