Back in the day, the main shopping concourse at RIVER ROADS was promoted as "a breathtaking quarter mile arcade". The storefront of the "J.C. Penney Co." is seen on the left.
Photo from http://riverroadsmalljenningsmo.blogspot.com / "The History of River Roads Mall"


Penney's anchored the original mall with Stix, Baer & Fuller. This store featured The Pavilion, a very formal, sit-down restaurant. 
Photo from Missouri History Museum Photograph & Prints collection / Mac Mizuki 


A view of the posh Pavilion. The facility was operated by Stix Baer & Fuller.
Photo from Dwayne Pounds


The mall's Woolworth 5 & 10. This 2-level store, which encompassed 62,000 square feet, was reputed to be the chain's largest shopping center location. It included a Harvest House Cafeteria and Steamboat Room restaurant.
Photo from F.W. Woolworth Company Annual Report 1962