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• 13:26, 5 April 2024 John Leach talk contribs deleted page M61 Vulcan (autocannon) (content was: "{{subpages}} One of the first electrically-powered, rotating-barrel '''autocannon''', firing 20mm ammunition, the '''M61 Vulcan''' was introduced on attack helicopters in the Vietnam War. It has six barrels but one actual firing chamber, the barrels being turned by an electric motor. It was also used as [...", and the only contributor was "[[Special:Contributions/imported>Howard C. Berkowitz|imported>Howard C. Berkowitz]]" ([[User talk:imported>Howard C. Berkowitz|talk]]))