Charles had apparently been in town for a football game. On the back of the photo the score was recorded as "SMU 6 vs ND 14." Charles worked football games as part of his job as a sound engineer with CBS radio.
Charles led an interesting career working for WBBM radio, the CBS station in Chicago. He began his career in the early days of commercial radio in 1931 and joined WBBM 10 years later. Below is an article about Charles written by Jay Grelen in The Mobile Press Register in February 1996.
Do you have an ancestor whose career tells the history of an industry?