Report of the exploring expedition to the Rocky Mountains in the year 1842 : and to Oregon and North California in the years 1843-44. By Brevet Captain J. C. Frémont. Printed by order of the Senate of the United States

Frémont, John Charles [1813-1890] Torrey, John (1796-1873) Hall, James. paléontologue (1811-1898) États-Unis .Army Corps of engineers 1845

Available at 33MQB MQB  Réserve  (A 14951 ) and other locations