000 00394pam a2200157a 44500
082 _a621.38151
_bB466t3
100 _aBettridge, B. R.
245 1 _aTRANSISTORS AND CRYSTAL DIODES
_cWHAT THEY ARE AND HOW TO USE THEM
260 _aLondon
_bPrice
_c1958
300 _a72
500 _a3rd Ed.
650 _aTransistors
650 _aCrystal Detectors
964 _gCIRC
997 _a3560 C
999 _c442578
_d442578