000			00363nam a2200145Ia 4500
008			170101s1964 xx 000 0 und d
082			_a629.4 S27O
100			_aSeifert, Howard S.
245		0	_aOrbital space flight
260			_aN.Y. _bHolt, Rinehart and Winston _c1964
300			_a139
650			_aSPACE FLIGHT
653			_aSPACE FLIGHT
942			_2ddc _cB
999			_c10380 _d10380