Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 503
eldedtogether, end to end; care being taken that the weld of the breech-piece was not inconvenientlynear that of the C coil. The shrinkage of the powerful coiled breech-picce caused the bore to con-tract .020 in., and the compression of the massive outer coil carrying the trunnions was so great… … ; J and further tests were made at 15, and finally at 16 in. When first completed its weight was nearly82 tons; length of bore, nearly 24 ft.; total length, 27 ft.; number of grooves, 11, spiral, increasingfrom 0 to 1 in 35 calibres at the muzzle. The inner and trunnion coils are respectively 10.5…
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