TOP GUIDELINES OF SOIL SURVEY INSTRUMENT

Subseries VIII.A. Slide transparencies, by nation. 1942-1968. This subseries is predominantly made up of Kodachrome and Ektachrome slide transparencies from Kellogg's travels in The us and overseas. Also integrated are shade prints made out of a lot of the slides. Subjects depicted contain: soils; landscape options; agriculture; men and women and s