This was the first "network television season" in the United States, and only NBC and DuMont operated networks. CBS only operated one television station, WCBS, and had yet to send out its programs to areas other than New York City.
This marked the beginning of television broadcasting in the United States, with only NBC and DuMont operating networks. CBS had one television station, WCBS, and was still confined to New York City's airwaves at this time.