Gold placers of upper Snake River with its tributaries / compiled from authentic public and private surveys by Edmund Wilkes.
MLA
Wilkes, Edmund. Gold Placers of Upper Snake River with Its Tributaries / Compiled from Authentic Public and Private Surveys by Edmund Wilkes. [S.l.], 1879. https://collections.library.yale.edu/catalog/15818344.
APA, 6th edition
Wilkes, E. (1879). Gold placers of upper Snake River with its tributaries / compiled from authentic public and private surveys by Edmund Wilkes. [Maps]. [S.l.], https://collections.library.yale.edu/catalog/15818344.
