by Altus Lacy Quaintance, Ara Marcus Daniels, Charles Ernest Ramser, Charles Franklin Kinman, Charles Orrin Townsend, Charles Vancouver Piper, Edward David Vosbury, G. A. Russell, George Milton Warren, Gerald Thorne, Harry Baker Humphrey, Ida M. Spasoff, Jenkin William Jones, Russell Arthur Oakley, Samuel Fortier, Theo. H. Scheffer, Timothy Paul White, William Renwick Beattie, James Herbert Beattie, H. S. Beardsley, United States. Department of Agriculture

1924