2016-06-032016-06-031872-12-19http://hdl.handle.net/11244/37915Arapaho Indians - AgreementsArapaho Indians - LandsArapaho Indians - Treaty of 1867Cheyenne Indians - LandsCheyenne Indians - NegotiationsLetter from the Acting Secretary of the Interior, relative to the Southern Cheyennes and Arapahoes, for the release of land ceded to them by second article of treaty of 28th October, 1867