Pioneer Cemetery (aka Linwood Cemetery), Glenwood Springs, Colorado, U.S
John Henry "Doc" Holliday (August 14, 1851 – November 8, 1887) was an American gambler , gunfighter , and dentist , and a good friend of Wyatt Earp . He is best known for his role as a temporary deputy marshal in the events leading up to and following the Gunfight at the O.K. Corral .
At age 21 Holliday earned a degree in dentistry from the Pennsylvania College of Dental Surgery .…