Early Television Stations
KSTP Minneapolis - St. Paul
In 1938 RCA sold a "portable" camera setup to KSTP, which used them in experimental broadcasts. The station became a commercial broadcaster in 1948.
Warden and deputy warden demonstrating possible use of KSTP's television cameras for
security purposes at the State Prison in 1939.
Broadcasting, September 1 1939
Broadcasting, September 15, 1939