Allum, J. A. E. Photogeology and regional mapping, by J. A. E. Allum. - [1st ed.] - Oxford, New York, Pergamon Press [1966] - xii, 107 p. : illus. : 23 cm. - The Commonwealth and international library. Geology division . Bibliography: p. 104. Subjects--Topical Terms: Aerial photography in geology.Geology--Maps. LC Class. No.: QE36 / .A4 1966 Dewey Class. No.: 526.9823 Al58 Ph