Photogeology and regional mapping
Allum, J. A. E.
Photogeology and regional mapping - Oxford Pergamon Press 1966 - xii,107p. 23cm.
Aerial photography in geology
QE36.A4
Photogeology and regional mapping - Oxford Pergamon Press 1966 - xii,107p. 23cm.
Aerial photography in geology
QE36.A4