4x6-3/8” mailing envelope with “Rootie Kazootie Fan Club” return address and Rootie Kazootie image shows wear from mailing and has original mailing label. .5” tear at bottom with .25x.75” chip missing from envelope flap. VG. Envelope contained kit sponsored by RCA in the early 1950s. Included is 2.75x5.5” RCA Victor promotional folder with pinholes from attachment of included 1-1/8” “’Big Todd’ Russell-Rootie Kazootie Club” button. Button is from a set of 5 different characters. .5” indent crease at right. Fine. Also included in set is 2-3/8x3.75” laminated (as issued) membership card with bw photo images of characters from show including: Rootie Kazootie, “Big Todd” Russell, Poison Zoomack, El Squeako Mouse and Little Nipper. Little Nipper became Gala Poochie when RCA dropped sponsorship. N. Mint. Also comes with five 3.75x4.75” coloring pages, 4 of which have varying degrees of coloring. Fine-Exc. All items but button are the first we’ve seen in our 43 years. Rare.