History of the Expedition Under the Command of Lewis and Clark, Vol. 2 of 4: Government of the United States, a New Edition, Original Manuscript ... Notebooks of the Explorers

Excerpt from History of the Expedition Under the Command of Lewis and ClarkAmwsmith's is a well-known old atlas. This Tooth mountdn Clark locatedconjectunllyonlgwis'map of (806atabout47°30' N. Lat.,andlittle westoftra° W. Long.  undertheeimxmstancesawonderfully closeapprmdma. Tinntothe exact position of Teton Butte. The Mr. Fidler namedwasasur main theemployofthe Hudson's Bay Company, someof whose determina tionsoflatitude peeved very close  as, forenmple, thoseontheredriver for theparallelofaq'ln.