000			00401pam a2200133a 44500
082			_aBTS _bMONO B-1253
100			_aBurns,G K
245	1		_aMANUFACTURE OF QUARTZ CRYSTAL FILTERS
260			_a _bAmerican Institute Of Electrical Engineers, New York _c1940
300			_a17
500			_aBound With Bts Mono B-1229-1251,1256-1260, ,Lack No.1234,47,52,54-55
964			_gCIRC
997			_aTR16366 C
999			_c403776 _d403776