1939-D Oregon Trail Memorial. MS-68 (PCGS). CAC. Silky-smooth surfaces are bathed in both satiny luster and delicate lime-green and crimson-rose iridescence. A top-of-the-pop condition rarity from a net mintage of just 3,004 Oregon Trail Halves bearing the 1939-D date. Exceptionally nice for the issue.<p> PCGS# 9353. NGC ID: BYHM. PCGS Population: 27; 8 are finer, all MS-68+.