Sold at Auction: Collection of (31) WWII-era Kellogg's PEP Cereal premium pins featuring "Superman" and other characters.
File:Kellogg's PEP Cereal Ad (FDA 156) (8212202202).jpg - Wikimedia Commons
1947 Kellogg's Pep Cereal Store Counter Advertising Standup Sign | eBay
Amazon.com: Pyramid International Vintage Kelloggs (Start Back Full of Pep) -Canvas Print 30 x 40cm, Wood, Multi-Colour, 30 x 40 x 1.3 cm : Home & Kitchen
kelloggs pep Archives - Clayton Hove's Ad to the Bone