000 00225pam a2200109a 44500
082 _a621.38151
_bP539
100 _aGloeilanperfabrken,P.
245 1 _aELECTRON TUBES
260 _a
_b
_c
964 _gCIRC
997 _a9171 C
999 _c416299
_d416299