Theories suggest the writer was executed by the Klu Klux Klan, assassinated by New York Gangsters or killed in a robbery
Patrick M Foley published books on the history of his native west Kerry.
The intriguing life of a mysterious Dingle man who was murdered in Oklahoma is the subject of a new documentary presented by former Kerry footballer Dara Ó Cinnéide.
The enigmatic Patrick M Foley was a historian, political activist and Irish language advocate who emigrated from his native west Kerry to America in 1909.