Issued by Donruss in 1966 (see full display box #2866). Complete set of 66 cards, each 2.5x3.5”. Set is comprised of 6 sub-sets of 11 cards each for: Captain America, Daredevil, Incredible Hulk, Iron Man, Spider-Man and Thor. Features great illustrations on fronts with humorous text (some cards blank for owner to fill out although all are unused) while backs have full color puzzle pieces of the aforementioned characters. Cards have typical lt. aging to white borders and backs but overall remain quite clean. Lt. edge/corner tip wear but free of creases. Exc. Display box has all-over moderate wear/aging with some lt. creases and color rubs. Remains tight. VG. Waxed paper wrapper is 5.5x6.25”. Includes ad for Super Hero stationery set available for 5 wrappers and $1.00. Scattered margin wear including .5” tear at top center and sliver tip off lower left corner. Totally bright and clean. Fine. Classic item featuring Marvel’s “Big 6.”