Patten, Bradley M. 1889- Embryology of the pig / by Bradley M. Patten - 3rd ed. - New York : Blakiston , 1948 - xiii, 352 p. : ill. ; 24 cm. Includes bibliographical references (p. 317-340) and Subjects--Topical Terms: Swine--Embryos Dewey Class. No.: 636.4089