000 00413pam a2200145a 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
700 _aWallman, Henry
964 _gCIRC
997 _a8736 s C
999 _c417248
_d417248