Gunnery in 1858: Being a Treatise on Rifles, Cannon, and Sporting Arms: Explaining the Principles of the Science of Gunnery, and Describing the Newest Improvements in Fire-ArmsGreener, William
History
Gunnery in 1858: Being a Treatise on Rifles, Cannon, and Sporting Arms: Explaining the Principles of the Science of Gunnery, and Describing the Newest Improvements in Fire-Arms
Greener, William
Firearms; Gunnery
Birmingham, and the surrounding districts, are the only places in
England where barrel-welding is practised. The superior advantage
possessed in having coal nearly (if not entirely) free from the presence
of the sulphuret of iron, which has always been found a considerable
hindrance to the obtainment of clear and good barrels, is greatly in
their favour. For a considerable period individuals in London contended
with the Warwickshire welders; but being an unequal contest, it ended in
favour of the provincialists. This is to be regretted, as there can be
no doubt but that greater reliance could be placed on the material of
the London manufacture. But a considerable drawback existed with the
latter: they made only one sort of barrel, and that the best. Now it is
requisite to have a fire fitted for the purpose of welding best
barrels--tempered, as it were--and this can only be effected by some
hours’ using, which is generally employed in the production of a number
of very inferior barrels. As the London people made no common guns, and
needed no inferior barrels, they welded their best barrels in a raw,
untempered fire; and hence arose the admitted inferiority of their work.
The late Mr. Fullard struggled long and hard in the competition; but
with his death, barrel-welding ceased in the metropolis. Indeed it would
have been highly imprudent and unprofitable for any one to have entered
upon such a speculation; there being no certainty of success, but rather
of the contrary. The Birmingham barrel-welders are wonderfully clever
smiths: they cannot be excelled. If _ridden with a curb_, they do well;
but no opportunity must be given them, or to a certainty they will
“bolt” from the true path.
The metal rods are twisted by means of two iron bars, the one fixed the
other loose. In the latter there is a prong or notch to receive one end;
and when inserted, the bar is turned by a handle. The fixed bar
preventing the rod from going round, it is bent and twisted over the
moveable rod like the pieces of leather round the handle of a whip. The
loose bar is unshipped, the spiral knocked off, and the same process
recommenced with another rod. The length of all the spirals depends on
the breadth of the rod: for instance, the stub-twist has sixteen circles
in six inches long; a rod of five feet will make a spiral of only seven
inches; while iron, of an inch in breadth, will make a spiral of as many
inches long as there are twists: hence the reason why best barrels have
more joinings than common ones of equal length.
The Damascus being rolled into rods of 11-16ths broad forms a spiral
with the appearance shown in the accompanying woodcut.
[Illustration]
The fancy steel barrels and others, where the rod is formed of more than
one piece, such as the stub Damascus, &c., is of rather greater breadth,
like the representation below.
[Illustration]
Public-domain text, read in full here on John Shaqi.
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