Wilmington, Delaware: E.I. DuPont de Nemours & Company, Inc., Explosives Department, 1930. Sixth Edition. Hardcover. 12mo, 6.8 in. x 4.3 in.,pp. 238. Illustrated with many ink drawings, diagrams, and charts. Gray paper boards over gray cloth spine. Outlined title in dark gray and orange and Dupont logo to front. Dark..... More