THE 5-SECOND TRICK FOR SOIL SURVEY METHODS

Subseries VIII.A. Slide transparencies, by place. 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 color prints made from several of the slides. Subjects depicted include things like: soils; landscape options; agriculture; individu