The travels of Capts. Lewis & Clarke : by order of the government of the United States : performed in the years 1804, 1805, & 1806 : being upwards of three thousand miles, from St. Louis, by way of the Missouri, and Columbia Rivers, to the Pacifick Ocean : containing an account of the Indian tribes, who inhabit the western part of the continent unexplored, and unknown before : with copious delineations of the manners, customs, religion, &c. of the Indians / compiled from various authentic sources, and documents ; to which is subjoined, a summary of the statistical view of the Indian nations from the official communications of Meriwether Lewis.