000 00364pam a2200133a 44500
082 _aBTS
_bMONO B-1081
100 _aGustafson,W G
245 1 _aMAGNETIC SHIELDING OF TRANSFORMERS AT AUDIO FREQUENCIES
260 _a
_b
_c1938
300 _a22
500 _aBound With Bts Mono B-1060-1080,1082-1097, Lack No.1069,73,79
964 _gCIRC
997 _aTR16330 C
999 _c401298
_d401298