Back of the Mike (1938)

Back of the Mike is a short film done in 1937 for the Chevrolet Motor Company depicting the behind the scenes look at the making of a Western radio show. This documentary shows the various ways sound effects are created during the broadcast. Rain was created by pouring sand over a spinning potters wheel which sent it down a metal funnel onto a microphone which was covered by a paper bag. Fire was created by wadding up plastic wrap close to the mike.