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As Americans embraced Wild West mythology by ignoring inconvenient facts and exaggerating or inventing more palatable ones, they also altered the meaning of a traditionally negative term. In Wyatt’s real West, anyone referred to as a cowboy was most likely a criminal. But in movies the word was used first to describe hardworking ranch hands and then, generically, those who rode horses, toted six-guns, and, when necessary (and it always became necessary) fought to uphold justice at the risk of their own lives. Cowboys were heroes, and their enemies were outlaws. So far as his growing legion of fans was concerned, Wyatt Earp was a cowboy in the new, best sense of the word. B
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Jeff Guinn (The Last Gunfight: The Real Story of the Shootout at the O.K. Corral-And How It Changed the American West)