00875cam a22002651 4500 agr41000095 DLC 20260227110959.0 750523s1940 xx 000 0 eng agr41000095 (OCoLC)1353838 DLC DSI DLC premarc TA593 .H3 526.91 Hart, Cecil Augustus. Air photography applied to surveying, by C. A. Hart. With a foreword by Sir Alexander Gibb. London, New York [etc.] Longmans, Green and co. [1940] xx, 366 p. illus. (incl. maps) iv pl., diagrs. 25 cm. Colored spectacles for use with anaglyphs (pl. i-iv) in pocket. "First published 1940." Bibliiography: p. 351-356. Photographic surveying. Aerial photography. 10080 10080