An expedition to the valley of the Great salt lake of Utah including a description of its geography, natural history, and minerals, and an analysis of its waters; with an authentic account of the Mormon settlement ... Also, a reconnoissance of a new route through the Rocky mountains, and two large and accurate maps of that region

"An expedition to the valley of the Great salt lake of Utah including a description of its geography, natural history, and minerals, and an analysis of its waters; with an authentic account of the Mormon settlement ... Also, a reconnoissance of a new route through the Rocky mountains, and two large and accurate maps of that region"@en