Front cover image for A History of agricultural experimentation and research in the United States, 1607-1925, including a History of the United States Department of agriculture, by Alfred Charles True ..

A History of agricultural experimentation and research in the United States, 1607-1925, including a History of the United States Department of agriculture, by Alfred Charles True ..

Alfred Charles True (Author)
Print Book, English, 1937
Government printing Office, Washington, 1937