Modern plastics encyclopedia 1969-1970 - New York: McGraw-Hill Book Company, Inc., 1970 Vol. 43; 1241p.Vol. 45; 1268p.Vol. 45; 1220p.Vol. 67; 838p. Subjects--Topical Terms: Chemical technology Subjects--Index Terms: Plastics Universal Decimal Class. No.: R 678.5(030.8) / N0