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By Alfred Koerner

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The construction of the carriage is also similar to that of the Revolving Cannon. A traversing apparatus on the gun enables it to be pointed 111 a horizontal direction as well as in elevation, without moving the trail of the carriage, and the balls can thus be distributed over a sector of a circle within its range during the fire, by adjusting the traverse. The gun has no movement during fire, it being of sufficient weight to resist the recoil of each discharge. This gun has many other valuable advantages, its supenor ballistical features making it a very formidable weapon.

Vad combined in one. The projectile has a brass packing to take the rifling. The cartridges are p laced si ngly into the feed -trough or th e g un , and from thence th ey a rc automatically distributed to the barrels, and th en fi red. PRINCIPAL DIMENSIONS AND WEIGHTS OF THE H OTC HKI SS REVOLVING FORTIFICATION GUN. Cal ibre Total length of bore Length of rifling Rifling, 0ne turn in 52mm 156o""" [226 1111 0 Twist and depth of grooves unifurm. 5~~~m o. smm 3 PRINCIPAL DIMENSIONS AND WEIGHTS OF THE AMMUNITION.

Distance of all guns from first target, Time of firing, two minutes. TABLE IV. I -g'r ::1 N ATU RE OF ARM. ,... ,... ; -25-Smm. Gatling Gun . r6'"'"· " 238 ,. I 338 I. 99 41 164 48 I CONCLUSIONS FROM THE FOREGOING. , we find that the -number of hits per 100 shots fired with the Revolving Cannon, during an equal length of time, are six times greater than those obtained with the I 1'"'" than with the Mountain Gatling. I 1mm Gatling Gun, and twenty times greater E The number of hits per kil. of expended ammunition 1;; less fo r the Revolving Cannon than for the Field Gatling, but more than for the Mountain Gatling, while the effective power• is:For the Revolving Cannon For th e Field Gatling .

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A description of the Hotchkiss revolving cannon : with tables giving results obtained in experiments made with it by Alfred Koerner


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