May 14, 1923

The Globe-Democrat carried a description of a new electronic sound amplifier to be installed at the Muny Opera. The paper said this device brought the sound “all over the house and into the sylvan purlieus beyond.”

This post was contributed by Ross Malone. A historian and a retired school teacher, Ross has authored many books about Missouri’s history, weird facts, and folk tales. He has also written children’s historical fiction. Visit his website, and buy his books in the Missouri Life store.