Orton, W. A. 1877-1930. Lessons for American potato growers from German experiences / by W.A. Orton. - Washington, D.C. : U.S. Dept. of Agriculture, 1913. - 12 p. ; 23 cm. - Bulletin of the U.S. Department of Agriculture ; no. 47 . Contribution from the Bureau of Plant Industry. LCCN: agr13001895 Subjects--Topical Terms: Agriculture--Germany.Potatoes--United States. LC Class. No.: S21 / .A7 no. 47 National Agricultural Library Call No.: 1 / Ag84B no.47