By A Mystery Man Writer
Gunsmoke (TV Series 1955–1975) - IMDb
83 Gunsmoke Movie Stock Photos, High-Res Pictures, and Images - Getty Images
Cinema Retro
Leo Gordon - News - IMDb
List of Gunsmoke (TV series) episodes - Wikipedia
Judy Nugent, Young Actress on 'The Ruggles' and 'Adventures of Superman,' Dies at 83
Gunsmoke: To the Last Man
Gunsmoke hi-res stock photography and images - Alamy
Gunsmoke Pictures
A Fond Farewell to Matt Dillon, Dodge City and 'Gunsmoke' - The New York Times