Roi Et province (Thailand), scientists collecting soils samples

This set of images of Thailand was acquired by the American Geographical Society from Robert Larimore Pendleton (1890 -1957), soil scientist and Professor of Geography at John Hopkins University. The pictures were taken during Pendleton's research visits to Thailand from the mid 1930s to 1950s. Pendleton served as agricultural adviser to the United Nations FAO Mission to Siam [Thailand] in 1947-1948 and as the soil scientist at the US Mutual Security Agency's Special Technical and Economic Mission to Thailand in 1952-1953.Collecting soil sample No. 869 from a better than average forest, about 8 miles northeast of Waeng township, Roi Et province, central Korat region, northeast Thailand. The soil is mapped as the Korat fine sandy loam. This soil is the non-laterite phase. March, 1940.Grayscal