. The photographic history of the Civil War : in ten volumes . .54. For carbines andpistols of various kinds, one million rounds were in artillery there were sixty-four thousand two hundred pro-jectiles for three kinds of 6-pounders, three kinds of 12-i)ound-ers, and one kind each of 10-, 20-, 24-, and 32-pounders. Tliemere mention of these various classifications is sufiicient to in-dicate the strain under which the department was this task was met and well done, for history seldom re-cords a shortage of ammunition that could be traced to the ord-nance officers. In Fe
. The photographic history of the Civil War : in ten volumes . .54. For carbines andpistols of various kinds, one million rounds were in artillery there were sixty-four thousand two hundred pro-jectiles for three kinds of 6-pounders, three kinds of 12-i)ound-ers, and one kind each of 10-, 20-, 24-, and 32-pounders. Tliemere mention of these various classifications is sufiicient to in-dicate the strain under which the department was this task was met and well done, for history seldom re-cords a shortage of ammunition that could be traced to the ord-nance officers. In Fel)ruary, 1803, tliere were on hand in the ordnancearmories and arsenals nearly one hundred and thirty-seAcnmillion roimds of small-arms ammunition, and up to that time,since the opening of the Mar, nearly fifty-five million j^oundsof lead had been purchased for use in making bullets. The develojiment of rifled caiinon was in an experimentalstage when the war opened. There had been a decided move-ment toward the adoption of these guns in 1859, simultaneously. THE WGGEST GU\ OF ALL—THE 20-INCH MONSTER FOR WHICH NO TARGET WOITLD SERVE A plu)tof; uf the only iO-inchIt weiglu-d 117,000 pounds. On MarcColumbiiul was heraltied in Harpers I?in the world, but three years later thiswas exceeded. In 1844 Lieutenant(later Brigadier-General) Thomas Jef-ferson Rodman of the Ordnance De-partment commenced a series of teststo find a way to obviate the injuriousstrains set up in the metal, by cool-ing a large casting froni the finally developed his theory of cast-ing a gun with the core hollow andthen cooling it by a stream of water orcold air through it. So successful wasthis method that the War Department,in 1860, authorized a 15-inch smooth-bore gun. It proved a great Rodman then projected his20-inch smooth-bore gun, which was made during the war. made in 1804 un<lcr his direction at Fort Pitt, Pittsburg,h 30, 1861, a 15-inch Pennsylvania. It was mounted
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