1914 Montana, 25th Anniversary of Statehood. Copper. 38 mm. HK-662. Rarity-4. MS-64 BN (NGC).,This overall boldly defined example has dominant charcoal-copper patina that yields to lighter pinkish-rose in the open field areas. This type also commemorates the 50th anniversary of the organization of Montana as a territory on May 26, 1864; it joined the Union as a state on November 8, 1889.From the Henry Edward Collection.