FDC, 6.5 x 3.75, with a cachet honoring Arctic exploration, signed on the front in ink and ballpoint by five Arctic explorers: William Anderson, captain of the first submarine to travel under the polar ice cap, underwater explorer Jacques Piccard, Sir Edmund Hillary, the first to reach to summit of Mt. Everest and Roger Stewart, Captain of the icebreaker Manhattan on the Arctic Exploration. In very fine condition. R&R COA.