亚利桑纳州墓石市「靴子山公墓」的一块墓碑

出处: Lee, Russell, photographer. "Tombstone in Boot Hill Cemetery, Tombstone, Arizona. In Its Heyday, the 1880s Tombstone Had a Reputation for Lawlessness." April 1940. America from the Great Depression to World War II: Black-and White Photographs from the FSA-OWI, 1935-1945, American Memory collections, Library of Congress.