Oregon and California [microform] : the exploring expedition to the Rocky Mountains, Oregon and California /
Frémont, John Charles,1813-1890.
Mason, R. B.Gold regions of California.
Buffalo : G. H. Derby & Co.,
1849
A reprint, omitting the appendix and the astronomical and meteorological observations, of his Report of the exploring expedition to the Rocky Mountains in the year 1842 and to Oregon and north California in the years 1843-'44 (1845)
Sabin 25842
Gold regions of California / R. B. Mason.
Microfiche.
Discoveries in geography.