ic or cocoa gun chamber, preventing any escape of gas to the rear, one of crucible steel. One gun of Bessemer and one powder, from its color, and is pressed in hexagonal and the front face of the "' mushroom " or nose plate is of open hearth steel have been finished, but no pro- prisms one inch… … gress was to include ten of mer steel rifle. The gun RECENT TEST OF 6 IN. CAST STEEL BREECH LOADING RIFLE. these full charges, deliver- was cast, rough-bored and turned by the Standard ed from the gun as rapidly Steel Casting Company, of Thurlow, Pa., and was fine- as possible. Preparatory to the…
Cotton · Gun · Patents · Contained · Scientific American · Tific american · Square inch · Gun cotton · American supplement · Cigar makers · Free acid · Horse power · Cast Iron · Nitric acid
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