000 00330pam a2200133a 44500
082 _aBTS
_bMONO 1904
100 _aFowler,A D
245 1 _aLOW-FREQUENCY INTERFERENCE IN TELEVISION PICTURES
260 _a
_b
_c1951
300 _a5
500 _aBound With Bts Mono 1900-1903,1905-1929
964 _gCIRC
997 _aTR19678 C
999 _c403147
_d403147