Garrigus, W. P. 1909- Introductory animal science. Edited by R. W. Gregory. - Philadelphia, Lippincott [1951] - viii, 503 p. illus., maps. 22 cm. LCCN: agr51000090 Subjects--Topical Terms: Livestock.Livestock--United States. LC Class. No.: SF61 / .G3 Dewey Class. No.: 636