Electronic sensing devices / by A. F. Giles; with a foreword by H. A. Thomas. Giles, A. F. Electronic measurements. Electronic control. TK7878 .G5 621.3 GIE Includes bibliographical references and index. London : George Newnes, 1966. 1966. 1966 Text x, 158 p. : eng Newnes international monographs on electrical engineering and electronics