000			00348nam a2200145 4500
008			160616s1958 000 0
245			_aGyroscope _btheory and applications
100			_aScarborough
260			_aNew York
260			_bInterscience Publishers, Inc.
260			_c1958
300			_a257
942			_cBK _2BK8447
080			_a531 SCA
999			_c8447 _d8447