The Verendryes and companions are first white men to sight the|
Big Horn Mountains in Wyoming.
|1803||Louisiana Purchase (including present Wyoming) is completed.|
|1805|| General James Wilkinson is appointed governor of region em-|
Lewis and Clark employ Sacajawea as guide.
|1806|| John Colter comes to region (credited with being first native-|
born American to enter what is now Wyoming).
|1807|| Ezekiel Williams heads trapping party that enters Wyoming.|
John Colter is first white man to enter Tog-Wo-Tee.
|1807-08|| Edward Rose takes up permanent residence in Big Horn Basin|
(first American to do so).
|1809||Many white trappers operate in what now is eastern Wyoming.|
|1811|| Wilson Price Hunt's party, employed by John Jacob Astor,|
|1812|| Robert Stuart and companions returning from Astoria (it is be-|
lieved) discover South Pass; build first cabin erected by whites
|1822|| General William Ashley establishes trading post on the Yellow-|
Jim Bridger arrives with Ashley.
|1824|| Ashley party names Sweetwater River.|
South Pass is crossed by Ashley trappers, headed by Thomas
Fitzpatrick and Jedediah Smith.
|1825|| Ashley and his men descend Green River (first white men to|
navigate that stream).
|1826||General Ashley sells his trapping interests in Wyoming.|
|1827||First wheeled vehicle, a four-pounder cannon, crosses South Pass.|
The first of Wyoming posts, known as 'Portuguese Houses,' is|
established on Middle Fork of Powder River, 11 miles east of
|1829|| Smith, Jackson, and Sublette bring supplies to the rendezvous|
near the mouth of Popo Agie in wagons drawn by mules (first
wagons ever brought to Wyoming).
|1830||Kit Carson, noted scout, arrives.|
|1832|| Captain B. L. E. Bonneville, with 110 men, 20 wagon loads of|
provisions, goods and ammunition, headed for Pierre's Hole,