The cartoon on this back cover shows a clown gesturing to a sign reading "Meet the Jell-O family of desserts," and underneath listing all of the current Jell-O flavors as well as pudding flavors.
This is an image of Hershey's products adversized in the 1949 pamphlet "Hershey's Recipes," featuring Hershey's breakfast cocoa, syrup, semi-sweet chocolate and "Dainties."