Arnold, Walter Lewellen, 1894- Professional trapping. - 4th ed., rev. - Guilford, Me., c1947. - 140 p. illus., port. 24 cm. LCCN: agr47000430 Subjects--Topical Terms: Trapping. LC Class. No.: SK283 / .A68 1947 Dewey Class. No.: 639.1