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 abroad. Also incorporated are color prints constructed from many of the slides. Subjects depicted include things like: soils; landscape characteristics; agriculture; people today and culture, https://milo8a23e.howeweb.com/32368668/indicators-on-soil-survey-types-you-should-know