JR
Jack Rockwell

Jack Rockwell

Jack Rockwell Trowbridge (October 6, 1890 – November 10, 1947) was an American film actor who was born in Mexico. He appeared in over 250 movies, mostly Westerns, between 1927 and 1947. His older brother was character actor Charles Trowbridge. In the 1920s, prior to embarking on a professional career as actor, he worked as a fireman.
WIKIPEDIA