Rialto Records (1920s)
Rialto Records was a record label based in Chicago, Illinois in the 1920s. It was owned by the Rialto Music House, sold at their stores at promotional prices. The records themselves were pressed by Marsh Recording Laboratories.
The most famous record they produced was the only release known of Jelly Roll Morton's unaccompanied recording of "London Blues," made in 1924.