. . . . . . . . . . . . . . . . . . . "2587"^^ . . . . . . . "John Linebaugh"@en . . "John Linebaugh (born) is an American gunsmith from Cody, Wyoming, known for creating custom firearms. He is inventor of the .500 Linebaugh (invented 1986) and .475 Linebaugh (1988) cartridges. Gunwriter John Taffin, a big-bore enthusiast, describes Linebaugh as a \"pioneer\" in developing powerful sixguns."@en . . . "Inventing the .500 Linebaugh caliber cartridge"@en . . . . . . . . . . . . . "John Linebaugh"@en . . . . . . . . "John Linebaugh"@en . . . . . . "5276277"^^ . "1082023900"^^ . . . . . . . . "John Linebaugh (born) is an American gunsmith from Cody, Wyoming, known for creating custom firearms. He is inventor of the .500 Linebaugh (invented 1986) and .475 Linebaugh (1988) cartridges. Gunwriter John Taffin, a big-bore enthusiast, describes Linebaugh as a \"pioneer\" in developing powerful sixguns."@en . . . . .