Minutes of proceedings of the Royal Artillery Institution (1858)
Great Britain. Army. Royal Artillery Institution · Woolwich, Eng., : The Institution · leaf 21
ent. — As already mentioned, this strikes the powder-chamber a little in front of slot. ( Vide Pig. 2). Its position is perpendicular. The vent bush is of copper, in two pieces, the lower (which embraces the upper) being pressed up from the bore. The bottom (which projects slightly into the… … (1) The tangent sight (Pig. 7) consists of a lower portion or socket,/; with its head, d, and of the tangent scale, a , with its cross-head, b. The socket fits into a hole bored in the gun on the right-hand top of breech end [k, Pig. 1), being there clamped by the screw, l. It is round, with the…
Artillery -- Periodicals · Artillery -- Great Britain -- Periodicals
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