Benjamin, Ralph, 1922- [from old catalog] Modulation, resolution and signal processing in radar, sonar, and related systems / by R. Benjamin. - 1st. ed. - New York : Pergamon Press, c1966 - xii, 184 p. : ill. ; 23 cm. Subjects--Topical Terms: Signal theory (Telecommunication)Radar. Dewey Class. No.: 621.3822 / BEM 1966