at doubtless they were meantto do before the breech plug rusted, force the breech plug out sothat the barrel could be loaded from the rear. All of these pieces of evidence might add up only to the factthat the barrel is that of a small old rifled cannon -vith acurious system of wedges near the… … Frniu thi lyincoln Natumal l.iff Fttundntuin FIGLRP] 4. Thi.s page fr<jm the plates of the Rrport (jft/icCommissioner of Patents for t he Year IS.15 contains the dia-gram of the B. K. Joslyn patent in the upper right-handcorner. PATENTED AUG. 2HTH, IHiir, A check ofthe Report of t he…
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