Theory and application of microwaves / Arthur B. Bronwell [and] Robert E. Beam. Microwaves. Bronwell, Arthur B., 1909- Beam, Robert E. (Robert Edwin) Electric waves. QC661 .B8 537.12 BRT Includes index New York, McGraw-Hill Book Co., 1947. 1947. 1947 Text xv, 470 p. : eng Radio communication series