Agriculture pamphlets by Robert Wallace, International Institute of Agriculture, Chamber of Commerce of the United States of America. Organization Service Bureau, American Farm Bureau Federation, John Hyde, R.I.) Washington County Agricultural Society (Washington County, Uruguay. Ministerio de Industrias. Comision oficial de semillas, George Perkins Marsh, Société nationale d'agriculture de France, Thomas Robinson, Léon Dru, Patrons of Industry of North America, W. J. Ashley, Joseph Burrows, National Farmers' Union (U.S.), Émile Levasseur, Wright Patman, Samuel B. Ruggles, United States. Federal Farm Board, Paul G. Strom, Rowland Hazard, Mario Bedoni | Lex | Lex