Van Wormer, Joe The world of the pronghorn / With text and photos. by Joe Van Wormer. - 1st ed. - Philadelphia : Lippincott, 1969. - 191 pages : ill., port. ; 26 cm. - Living world books . - 599.735.5 (NLA) . Bibliography: p. 177-185. Subjects--Topical Terms: Pronghorn Universal Decimal Class. No.: 599.735.5 (NLA)