THE SINGLE BEST STRATEGY TO USE FOR SOIL SURVEY METHODS

Subseries VIII.A. Slide transparencies, by region. 1942-1968. This subseries is predominantly made up of Kodachrome and Ektachrome slide transparencies from Kellogg's travels in America and overseas. Also integrated are coloration prints made from several of the slides. Subjects depicted incorporate: soils; landscape options; agriculture; folks and