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The .32-40 Ballard (also called .32-40 Winchester)〔Barnes, Frank C., ed. by John T. Amber. ''Cartridges of the World'' (Northfield, IL: DBI Books, 1972), p.67.〕 is an American rifle cartridge. Introduced in 1884, the .32-40 was developed as a black powder match-grade round for the Ballard single-shot Union Hill No. 8 and 9 target rifles. Using a bullet over of black powder (muzzle velocity , muzzle energy ), the factory load gained a reputation for fine accuracy, with a midrange trajectory of at .〔Barnes, p.47.〕 It was available in Winchester and Marlin lever rifles beginning in 1886.〔 It stopped being a factory chambering around 1940.〔 It provides performance sufficient for deer at up to in a modern rifle, for which it can be loaded to about equal the .30-30.〔 It is more than enough for varmints, including coyotes and wolves, or medium-sized game. The .32-40 also served as the basis for Harry Pope's wildcat .33-40. ==See also== *List of cartridges by caliber *List of rifle cartridges *Ballard Union Hill *Stevens 44 *.33-40 Pope *8mm caliber 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「.32-40 Ballard」の詳細全文を読む スポンサード リンク
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