National Network for Equitable Library Service

Every day, we are beset by millions of sounds-ambient ones like the rumble of the train and the hum of air conditioner, as well as more pronounced sounds, such as human speech, music, and sirens.

A recording of parts of Lewis' journal which include: first encounters with the Sioux; wintering at the Mandan villages; Sacajawea; portage of the Great Falls of the Missouri; horse trading with th