Judging the Dairy Cow as a Subject of Instruction in Secondary Schools

Auteur : Altus Lacy Quaintance, Benjamin Robert Leach, Gershom Franklin White, Harry Percy Barrows, Jenkin William Jones, John Enos Graf, Louis Theodore Larsen, Philip Luginbill, Ralph Hoagland, Russell Arthur Oakley, Earl Walker Geyer, Herbert Perry Davis, Samuel Garver, Theodore Dietrich Urbahns, Trueman Doane Woodbury, Wilmer Chrisman Powick, Charles Neil McBryde

Date de publication : 1916

Éditeur : U.S. Department of Agriculture

Nombre de pages : 56