Wanless H. Aerial Stereo Photographs: For Stereoscope Viewing in Geology, Geography, Conservation, Forestry, Surveying

Hubbard Press, 1969. — 100 p.The collection of stereo aerial photographs has been selected to provide a portfolio for the study of land forms, rock structure, vegetation, soils, and conservation, as well as many cultural features. Each picture is accompanied by a description of the region and the prominent features are keyed to the index grid system.