Five items: one original storyboard production sketch in pencil, presumably from the Dennis the Menace cartoon, 8.5 x 11, signed and inscribed in the upper right in blue ink, “For Sophie—Hank Ketchum”; one piece of stationery featuring a printed image of the Cat in the Hat, 5.25 x 8.5, signed and inscribed in black ink, “Hi, Sophie!—Dr. Seuss”; and three felt tip sketches of Andy Kapp on individual FDCs with cachets honoring Walt Disney, each signed in black felt tip, “Best wishes! Reg Smythe.” A noticeable crease to the lower left of the storyboard sketch, and a central horizontal fold to the Cat in the Hat sheet, otherwise overall fine condition. Accompanied by the original mailing envelope for the Cat in the Hat sheet. RR Auction COA.