WLS stood for 'World's Largest Store' back when they were owned by Sears, Roebuck, & Co. As a boy I used to visit my grandfathers farm 250 miles south of Chicago and sit on the tractors with their big box radios mounted to the fenders and be amazed that I could tune in a station from so far away.
Sunday! Sunday! Sunday!
at US 30 dragstrip...
Where the great ones run! run! run!