Collection consists of correspondence, ledgers, receipts, deeds, notes and other material relating to the Rocky Mountain National Bank of Central City, Colorado. Originally founded in 1863 as Kountze Brothers of Central City, a branch bank of the Colorado National Bank, the bank acquired a national charter in 1866, the third such bank in Colorado to do so. The Rocky Mountain National Bank dissolved in 1915. The bulk of the material in this collection date ca. 1867-1890.