000			00371pam a2200145a 44500
082			_aBTS _bMONO B-1194
100			_aSchumacher,E E
245	1		_aMETALLIC MATERIALS IN THE TELEPHONE SYSTEM
260			_a _b _c1939
300			_a16
500			_aBound With Bts Mono B-1176-1193,1195-1199.Lack No-1192
700			_aEllis,W C
964			_gCIRC
997			_aTR17603 C
999			_c401114 _d401114