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 usa and overseas. Also included are shade prints produced from many of the slides. Topics depicted consist of: soils; landscape characteristics; agriculture; persons and lifestyle, Specially https://dante4o78q.blogrelation.com/37902914/helping-the-others-realize-the-advantages-of-soil-survey-methods