Constellation Similarity Assertions

Norman G. Johnson was an employee of the Explosives Dept. of E.I. du Pont de Nemours & Company. He joined the staff of the Eastern Laboratory in Gibbstown, N.J., as a research chemist in 1926 and retired in 1967. He was granted 15 U.S. patents and co-authored three editions of the company's official explosives manual, the BLASTERS HANDBOOK.

From the description of Papers, 1946-1967. (Hagley Museum & Library). WorldCat record id: 122567817