Uncle Walt

The Pep Comic Buttons were packed inside specially marked boxes of Kellogg's® Pep® in 1945, 1946 and 1947. There were five different sets to collect, with each set consisting of 18 buttons. The complete assortment of pins is shown below:
Set #5 - Offered in 1947
Mr. Bibbs, Uncle Avery, Tiny Tim, Denny, Fat Stuff, B. O. Plenty, Abretha Breez, Flat Top, Ma Winkle, Auntie Blossom, Daisy, Winnie's Twins, Gravel Gertie, Wilmer, Tilda, Little Joe, Mama De Stross, Superman