Agriculture pamphlets

By George Perkins Marsh, Rowland Hazard, Samuel B. Ruggles, Mario Bedoni, Thomas Robinson, Joseph Burrows, Unknown Author, Robert Wallace, Unknown Author, Émile Levasseur, Unknown Author, Unknown Author, Unknown Author, American Farm Bureau Federation, R.I.) Washington County Agricultural Society (Washington County, United States. Federal Farm Board, Chamber of Commerce of the United States of America. Organization Service Bureau, Patrons of Industry of North America, Unknown Author, International Institute of Agriculture, Uruguay. Ministerio de Industrias. Comision oficial de semillas, Unknown Author