(Pepsodent, 1938) A complete mail-away "Moving Picture Machine" and original envelope, distributed by Pepsodent, sponsor of NBC's "Mickey Mouse Theater of the Air" radio show. Included is the original envelope, a sheet featuring the lithograph black-and-white cardboard punch-out movie machine, and a double-sided sheet of lithograph color "moving" pictures featuring Mickey Mouse, Donald Duck, Snow White, and the Seven Dwarfs. When the machine and picture series are fully assembled, flip animation can be observed. Measuring 13.25"x8.75" the envelope and its contents are in good condition, exhibiting spots of discoloration, tears, creases, and wear throughout, with some punch-out pieces partially separated from their card.