Limited edition flown patch carried aboard the sixth test flight of the McDonnell Douglas DC-X, or Delta Clipper Experimental Vehicle, which launched from the White Sands Missile Range in New Mexico on May 16, 1995. The 5.5 x 3.5 patch is affixed to an 8.5 x 11 certificate of authenticity, numbered 59/63, in part: "The 123.6 second flight at a constant angle of attack climbed to a altitude above the desert floor of 4,350 ft. and traveled a lateral distance of 1,150 ft. During descent it assumed a vertical attitude and traveled laterally to its landing site 350 ft. from the launch pad…This patch was flown aboard the sixth flight of the Delta Clipper Experimental (DC-X) on 16 May 1995." In very fine condition.