000 00338nam a2200121 4500
040 _cIIT Kanpur
041 _aeng
082 _aNASA TN D-3891
245 _aAutomatically controlled air spring suspension sustem for vibration testing
_cBy Grayson V. Dixon ...[et. al]
260 _aWashington
_bNASA
_c1967
300 _a38p
942 _cBK
999 _c561243
_d561243