SOIL SURVEY INSTRUMENT CAN BE FUN FOR ANYONE

Subseries VIII.A. Slide transparencies, by country. 1942-1968. This subseries is predominantly made up of Kodachrome and Ektachrome slide transparencies from Kellogg's travels in The usa and abroad. Also included are coloration prints comprised of a lot of the slides. Topics depicted incorporate: soils; landscape characteristics; agriculture; indiv