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 The us and overseas. Also included are colour prints comprised of a few of the slides. Topics depicted contain: soils; landscape options; agriculture; folks and culture, Sp