Title: The  exploring expedition to the Rocky Mountains, Oregon and California
Subjects: Découverte et exploration, Discovery and exploration, Description and travel, Gold mines and mining, Exploring expeditions, Discoveries in geography, American, Description and travel..̋, History
Places: Californie, California, Oregon, Rocky Mountains, Montagnes Rocheuses, Orégon, West (U.S.), United States, Pacific States
Time periods: To 1848