Found Films from Old KC" explores another technological wonder of the 1920s--radio. Footage from the Sterling Radio Co. may even help explain the who and why behind some of the movies.

This was one of the main downfalls of crystal radios during the 1920s and onwards, as though they were cheap, they couldn’t amplify very much and required constant maintenance. Regardless ...

Radio companies formed to build and sell ready-made machines. In 1920, Westinghouse, one of the leading radio manufacturers, had an idea for selling more radios: It would offer programming.