NOT KNOWN FACTS ABOUT SOIL SURVEY METHODS

Not known Facts About soil survey methods

Subseries VIII.A. Slide transparencies, by place. 1942-1968. This subseries is predominantly composed of Kodachrome and Ektachrome slide transparencies from Kellogg's travels in America and abroad. Also included are shade prints created from many of the slides. Subjects depicted consist of: soils; landscape features; agriculture; people and society

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