Charles Horace Mayo died in Chicago, Illinois, USA.
Charles Horace Mayo died on May 26, 1939 at the age of 73.
Charles Horace Mayo was born on July 19, 1865 and died on May 26, 1939. Charles Horace Mayo would have been 73 years old at the time of death or 146 years old today.
Charles Horace Mayo was born on July 19, 1865.