00783cam a22002531 4500 9748990 BD-DhUL 20150117173715.0 770916r19461946xx 000 0 eng 46020953 (OCoLC)3270036 DLC OC DLC BD-DhUL premarc TK6565.R3 H3 621.38 HAR Hallows, Ralph Watson, Radar : radiolocation simply explained / by Major R. W. Hallows, with a foreword by General Sir F. A. Pile. London, Chapman & Hall ltd., 1945. 190 p. : ill. ; 18 cm. Includes bibliographical references and index. Radar. 7 cbc oclcrpl u ncip 19 y-gencatlg ddc BK 32281 32281 0 0 ddc 0 621_380000000000000_HAR 0 NFIC 60742 DUSL DUSL GEN 2015-01-17 621.38 HAR 60640 2015-01-17 2015-01-17 BK