The Ashley-Smith Explorations and the Discovery of a Central Route to the Pacific, 1822-1829

American fur trade Arikaras arrived Arthur Black Ashley Ashley's Astorians Atkinson Bancroft Bear river beaver Beckwourth Big Horn Blackfeet boats California camp canyon Capt Chittenden Colorado Columbia cong creek crossed early east encamped Executive documents expedition exploration Fitzpatrick followed fork fur trade fur-trade Green river Henry Henry's historical society quarterly horses Hudson's Bay Hudson's Bay company hundred hunters Idem Indians Inds interior basin Jackson James Jedediah Smith Journal june Kansas historical society killed letter Lewis and Clark Louis miles mission Missouri Fur company Missouri historical society Missouri intelligencer morning mouth Ogden Oregon historical society Pacific party Platte reached rendezvous returned Rocky mountains Ross route Salt lake San Gabriel sent sess Snake country Snake river South pass spring stream Sublette trappers travelled tribes tributaries U.S. Senate Umpqua upper valley William William Henry Ashley William Sublette Wind river winter Yellowstone