53 of these are 7/8" litho with KFS copyright and name of maker Greenduck on the curl. However, just two are 1" celluloid covered also with KFS copyright. Both of these are in the pink color with one being Dagwood & Blondie and the other Little King. We have no explanation and these are the only two non-litho we've ever seen. Colors are white, yellow, light green, pink and light blue. Characters are: Dagwood & Blondie, Felix the Cat, Flash Gordon, Katzenjammer Kids, Little Iodine, Little King, Maggie and Jiggs, Popeye (yellow has small dent), Prince Valiant, Snuffy Smith, and The Phantom. One VF, 54 Exc. to NM. The only complete 55 button set known to us.