000			00426pam a2200145a 44500
082			_aBTS _bMONO B-656
100			_aLoomis,Alfred L
245	1		_aMODERN DEVELOPMENTS IN PRECISION CLOCKS
260			_a _b _c1931
300			_a30
500			_aBound With Bts Mono B-643-55,658-96 Lack No.648-50,653,657,659,662-65,668,671,675,677-81,683-84,688-92,694-95
700			_aMarrison,W A
964			_gCIRC
997			_aTR17618 C
999			_c404443 _d404443