Metallurgy / by Carl G. Johnson, and R. S. Dean, and J. L. Gregg. Johnson, Carl Gunnard, 1902- Dean, Reginald S. (Reginald Scott), 1897-1961, joint author. Gregg, James Lawrence, 1899- joint author. Metallurgy. TN665 .J6 669 JOM Includes Bibliography & index. Chicago, American technical society, 1938. 1938. 1938 Text ix, 454 p. : eng