000 00400pam a2200133a 44500
082 _aBTS
_bMONO B-1351
100 _aFletcher,Harvey
245 1 _aHEARING, THE DETERMINING FACTOR FOR HIGH-FIDELITY TRANSMISSION
260 _a
_b
_c1942
300 _a31
500 _aBound With Bts Mono B-1330-49,1353-65 Lack No.1334,1336-37,1340,1346,1350,1352,1354,1363
964 _gCIRC
997 _aTR17654 C
999 _c401134
_d401134