000 00506pam a2200169a 44500
082 _a621.384
_bV24v
100 _aValley, George Edward
245 1 _aVACUUM TUBE AMPLIFIERS
260 _aN. Y.
_bMcgraw-Hill
_c1948
300 _a743
440 _aMassachusetts Institute Of Technology. Radiation Laboratory. Radiation Laboratory Series
_v18
650 _aAmplifiers, Vacuum-Tube
650 _aElectronic Apparatus And Appliances
700 _aWallman, Henry
964 _gCIRC
997 _a22300 s C
999 _c435605
_d435605