000			00529pam a2200169a 44500
008			160408b1969 xxu||||| |||| 00| 0 eng d
082			_a621.38151 _bG337i
100			_aGewartowski, James W.
245	1		_aINTRODUCTION TO ELECTRON TUBES
260			_aNew York _bVan Nostrand Reinhold _c1969
300			_a373
500			_aMost Of The Materials Has Been Taken From The Authors Principles Of Electron Tubes, Published In 1965
650			_aElectron Tubes
700			_aWatson, H. A.
964			_gCIRC
997			_aA4883 s C
999			_c263826 _d263826