Snow, Benjamin Warner, 1860- · Madison, Wis. · leaf 108
Fig. CO. Gun-cotton used in Fig. 61. During the explo- the U. S. Navy. gjon of guu-cottou, the air in the letters is drivenby its inertia into theblock of iron upon whichthe explosive is placed. the date in reverse are found to be deeply stamped in the iron.Here the duration of the explosion is so…
Physics
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