Spangenberg, Karl R.
Vacuum tubes / - 1st ed. - New York, McGraw-Hill Book Co., 1948. - xvii, 860 p. : illus., diagrs. 24 cm. - McGraw-Hill electrical and electronic engineering series .
Includes bibliographies & Index.
48001249
Vacuum-tubes.
TK7872.V3 / S6
621.38151 / SPV
Vacuum tubes / - 1st ed. - New York, McGraw-Hill Book Co., 1948. - xvii, 860 p. : illus., diagrs. 24 cm. - McGraw-Hill electrical and electronic engineering series .
Includes bibliographies & Index.
48001249
Vacuum-tubes.
TK7872.V3 / S6
621.38151 / SPV