the cartridges numbered 1, 2, and 3 were placed in barrels bearing the same numbers. Nos. 1, 2, and 3 were each fired 30 times, reloaded 29 times, and were apparently uninjured at the close of the test. This last firing confirmed the opinion that properly-made drawn cartridge-cases could be fired 30 rounds without injury, but leaves it still doubtful as to whether they are as yet sufficiently uniform in quality to give this result. Firing records are herewith inclosed. A. MORDECAI, Lieutenant-Colonel of Ordnance, Senior Member present. CHARLES SHALER, Captain of Ordnance. Record of firing with Hotchkiss 42-millimeter mountain gun No. 64 at From rear and right 43°; 40 miles an hour. Wind-strength and 1 2 3 1 2 3 1 2 3 2 1 2 1 2 1 2 2 1 Sandy Hook, N. J., from October 16 to November 23, 1886. Slightly more than in preceding rounds. About same as in fifth round. Special remarks about each fire, such as effect on piece, sound of projectile in flight, scattering of fragments, etc. More than in the case of preceding round. Gas stains over bevel and somewhat in rear. Gas stains over bevel and somewhat in rear. Case split and was replaced by one which had been fired once and then reloaded. Gas stains over bevel and somewhat in rear. Gas stains over bevel and somewhat in rear. Slight split on taper. Gas stains over bevel and somewhat in rear. Gas stains over bevel and somewhat in rear. Split on taper extended and case condemned. Fired into sand butt to try reloaded shells presented by Union Metallic Cartridge Company. Three cases were used successively, marked Nos. 1, 2, and 3. Fired into sand butt to try the solid drawn cases of the Slight escape of gas about front end of case. Gas stains over bevel and extending occasionally from 1 to 2 inches in rear. Head had been wiped with damp cloth and it hung fire. |