000 00378nam a22001211a 4500
003 USJPLib
008 140924b xxu||||| |||| 00| 0 eng d
082 _a621.3802
_bMUL
245 _aMullard technical handbook valves and tubes
_h[Text]
_cMullard technical handbook valves and tubes
260 _bMullard
_aLondon
_c1969
300 _apgs. variable, ill., 22 cm.
942 _2ddc
_cSR
999 _c50442
_d50442