All of the sources below have been unwitting accomplices in my biography of Ken Curtis.
Directory of Western Writers and Entertainers
Stan Paregien, Editor - 2000
The Old Corral (B Western Movie Reference Guide)
By Chuck Anderson
Michael Quin Heavener´s Gallery of Life
With a squint of an eye, he becomes Festus Haggen
Published by The Idaho Press-Tribune 1978, Pioneer League Newspapers, Boise-Nampa-Caldwell, ID, 83652
Gunsmoke.net
Festus Trivia and Festus Speak
From Great Character Actors, Page 4.
Hollywood Cowboys
Herbert Hoover Library Museum
http://www.jimmydoncox.com/friends_ken.asp
Internet Movie Database
Ken Curtis Biography
TV Tome
KEN GRIFFIS
Author - Hear My Song
The Story of the Celebrated
Sons of the Pioneers
Bryan Waltz
TV Land Site
VH1 Sons of the Pioneers Bio
Hal Erickson, All Movie Guide
Find a Grave
The Official James Arness Web Site
The HOOSIER HOT SHOTS
The creators of Midwestern Rural Jazz.