Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 470
A. M.Gun.—Six-inch B. L. R The point of impact was 24 inches from the top and 24 inches from theright side of the plate. The projectile entered and remained in the plate, broken into two pieces,with its base 9 inches beyond the surface of the plate. The estimated penetration of the point was 26-32… … Fig. 15.—High-carbon nickel steel, Carnegie. Fig. <■■ v-High-carbon nickel steel, IJelhleh. I (back). Fig. 16.—High-carbon nickel steel. Carneg Fig. i! Fig. II.—Low-carbon nickel steel, Carnegie (back). Fig. 13.—Harvey loiv-carbon steel, Bethlehem (back). THE INDIAN HF,AD ARMOR TESTS.—TEN AND…
Science · Technology · Meteorology · Patents
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
