Kowal, Dennis. Sculpture casting mold techniques and materials, metals, plastics, concrete by Dennis Kowal and Dona Z. Meilach. - New York Crown Publishers [1972] - viii, 264 p. illus. 27 cm. - Crown's arts and crafts series . Bibliography: p. 257-258. ISBN: 0517500590 LCCN: 72084319 Subjects--Topical Terms: Modeling.Precision casting. LC Class. No.: NB1180 / .K68 1972 Dewey Class. No.: 731.4