Hund, August. High-frequency measurements / August Hund. - 2nd ed. - New York : McGraw-Hill Book, c 1951. - xi, 676 p. : ill. ; 24 cm. - International series in pure and applied physics. . includes index. 342 342 Subjects--Topical Terms: Engineering & allied operations. Dewey Class. No.: 621.37 / H841h