Katz Drug, the first of three pharmacies that were to operate in this Level 1 space. The Katz chain, based in Kansas City, Missouri, was acquired -and rebranded- by Skaggs Drug in 1971. Skaggs stores were absorbed into the Osco chain in 1984-1985.
Photo from the Johnson County Museum

The original mall also had a 2-level Woolworth 5 & dime, with an adjacent Harvest House Coffee Shop.
Photo from http://www.blip.tv