Antique Real Photo Postcard. A grave marker in the Boothill Graveyard in Tombstone, Arizona reads "George Johnson, Hanged by Mistake." Photo by R.M. Cline. Divided back, EKC stampbox, unused, writing on back. Condition: This is an original photo postcard, not a copy or reproduction. It is in very good to excellent condition. Comments: Boothill Graveyard is a small graveyard of at least 250 interments located in Tombstone, Cochise County, Arizona. Also known as the "Old City Cemetery", the graveyard was used after 1883 only to bury outlaws and a few others. "Boot Hill" refers to the number of men who died with their boots on. Among a number of pioneer Boot Hill cemeteries in the Old West, Boothill in Tombstone is among the best-known, and it is one of the city's most popular tourist attractions.