Patten, Bradley M. 1889- Early embryology of the chick / Bradley M. Patten. - Fourth edition - xiii, 244 pages : illustrations (part color) ; 24 cm. Bibliography: p. 213-234. LCCN: 62051763 Subjects--Topical Terms: Embryology.Chickens--Embryos. LC Class. No.: QL959 / .P23 1957 Dewey Class. No.: 591.3