10.5x13.25" promo folder opens to 13.5x21" and promotes Charlie McCarthy Variety Show that was sponsored by Chase & Sanborn began May 9, 1937. Charlie and Edgar Bergen are featured on front cover standing behind NBC radio microphone. Back cover has map of U.S. showing radio stations playing show. When opened, inside reveals bwr window card featuring bw photos of Don Ameche, Werner Jannsen, Bob Sherwood, Betty Jaymes and 3 pictures of Bergen w/Charlie. Folded as issued, .5" streak of gumming at left and right side margins for window display. Scattered wear w/.5" tears at fold lines, .25" tear at left margin. VG. Rare. From the Tomart Archives and comes w/COA signed by Tom Tumbusch & Ted Hake.