5 TIPS ABOUT SOIL SURVEY YOU CAN USE TODAY

Subseries VIII.A. Slide transparencies, by place. 1942-1968. This subseries is predominantly composed of Kodachrome and Ektachrome slide transparencies from Kellogg's travels in The usa and abroad. Also incorporated are color prints comprised of several of the slides. Topics depicted involve: soils; landscape functions; agriculture; persons and cul