Soil, forest, and water conservation and reclamation in China, Israel, Africa, and the United States

Study of forestry; work with U.S. Forest Service, U.S. Soil Conservation Service, United Nations, and U.S. Water Resources Policy Commission; work in famine prevention program in China, l922-1927; land use survey of Europe and Middle East, l938-1939; consultant work in China, Mexico, Israel, French North Africa, British African colonies, Japan, Yugoslavia, and elsewhere; consultant to Save-the-Redwoods League. Photographs and copies of supporting documents inserted. Appended: copy of bibliography.