000 00308cam a22001217a 4500
020 _a0531103102
082 _a621.384 CAR
_b9845
245 0 _aRadio
_cAlden R Carter
_brom Marconi to the space age
_hEnglish
260 _bAlden R Carter
_c1987
_aNew York
300 _a95
650 _aRadio History
942 _cBK
999 _c60901
_d60901