000 00386nam a22001337a 4500
082 _a621.384
_bLOW
_cL-11 P-64
100 _aSchure, alexander.
_941545
245 _aLow-Frequency amplifier systems.
_cSchure, alexander.
260 _aNew York
_bJohn F. Rider
300 _av, 70 p, :
_bill.
_c18 cm
526 _a0
_b0
_c0
_d621_384000000000000_LOW
650 _aMCE
_9379
942 _2ddc
_cBK
999 _c545734
_d545734