Radio equipment on table and shelf with operator license on wall

Description

Radio equipment including headphones and Morse code machine in corner of room. Equipment on table and shelf. Knife switch and radio operator license on wall. License: "Department of Commerce / Bureau of Navigation / Radio Operator, Commercial, Second Grade."
No date; likely between 1911 and 1930
Digitizing agency: University of Missouri--Kansas City. Library. Dr. Kenneth J. LaBudde Special Collections.
Likely associated with radio station WPE.