CHAPTER XV.

Carson continues trapping -- the trade becomes unprofitable -- war of extermination upon the beaver, silk for hats prevents -- Carson's experience enables him to aid one who should explore in behalf of science -- knowledge of the country -- comes to Bent's Fort, forsaking trapping -- becomes hunter for the fort -- his employers -- his business -- reputation as a hunter -- fulfills the early hopes of him -- knowledge of the country -- regard shown him, especially by the Indians -- diplomatist between the Sioux and the Camanches -- marriage -- death of his wife -- takes his child to St. Louis for education -- changes at his old home -- reception at St. Louis -- meets Col. Fremont -- engages to guide Fremont's exploring party to the South Pass in the Rocky Mountains. 139