Charles Edwin Kellogg
Charles Edwin Kellogg (1902-1980) was head of the Soil Survey in the United States Department of Agriculture (USDA) for 37 years (1934-1971). He emphasized the interpretations, or assessment for particular uses, of soil survey data to assist people. Kellogg wrote and spoke widely on world soil resources, and he advised domestic and international research and agricultural organizations to promote improved farming systems for efficient production, soil conservation, and high standards of rural living.
At Oyeko, Africa. Cacao farmers interviewed by Charles Kellogg. At left of Kellogg (center) is the "Chief Farmer" of Gold Coast - Kwame Poku; at extreme right is Saakodee who interpreted for Kellogg.
Soil surveying. Maynard Brown, Soil Conservation Service, with soils map and augur, and Kennety Sabin, dairyman and irrigator