let, with spiralflanges to import rotary motion when fired from a smoothbore. 0 is an accelerating projectile. This has in front aplunger which, on striking an object, explodes (by percus-sion) a charge contained in a chamber, giving a new impetusto the projectile. Plain, round ball, and buck and… … and 1860. In the first of these, the fulminate is contained ina capsule at the base, and in the latter, in an annulus with-in the flange, surrounding the base of the cartridge and se-cured in place by a pasteboard disk, jjj. Fig. 5, show someother forms of mBtallic cartridge, h is the Berdan…
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