Le Bras, Jean. Rubber : fundamentals of its science and technology / by J. le Bras. Trans. from the French by I.E.Berck. - N.Y. : Chem. Pub. Co., 1957. - 464 p. : ill. ; 23 cm. Includes index. Subjects--Topical Terms: Rubber. Dewey Class. No.: 678 / BRR 1957