Dakota Territory Centennial 1861 1961 Souvenir Keychain Silver/Gold Tone

A great little piece of Plains history — this silver/gold-tone souvenir keychain marks the 100th anniversary of the organization of Dakota Territory in 1861. The front medallion features a detailed engraving of a covered wagon and oxen team, Mount Rushmore in the clouds, and a jet airplane overhead — that classic centennial-era contrast of frontier past and modern future. "Centennial…