English Jean Batten with Malcolm McGregor, circa 1936 determination method: SHA-1...
Archeology of Exhausted Cave - a study of prehistoric cultural ecology on the Coconino National Forest, Arizona (IA CAT80727683) (page 135 crop).jpg....
public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929. Public domain works must...
