Title: Pathfinders of the West
Subjects: Discovery and exploration, Lewis and Clark Expedition (1804-1806) http://id.loc.gov/authorities/names/n84018492
Places: Canadian Northwest
People: Pierre Esprit Radisson (approximately 1636-1710), Pierre Gaultier de Varennes La Vérendrye sieur de (1685-1749), Samuel Hearne (1745-1792), Alexander Mackenzie (1764-1820)