Topographical map of Washoe mining region / U.S. Geological Surveys West of the 100th Meridian ; Lieut. T.W. Symons, Dr. F. Kampf, field astronomy & triangulation ; Anton Karl, field topography.
MLA
Geographical Surveys West of the 100th Meridian (U.S.). Topographical map of Washoe mining region / U.S. Geological Surveys West of the 100th Meridian ; Lieut. T.W. Symons, Dr. F. Kampf, field astronomy & triangulation ; Anton Karl, field topography.. BRBL_00595. [1877]. https://collections.library.yale.edu/catalog/15818543.
APA, 6th edition
Geographical Surveys West of the 100th Meridian (U.S.). (["BRBL_00595"])([1877])[Topographical map of Washoe mining region / U.S. Geological Surveys West of the 100th Meridian ; Lieut. T.W. Symons, Dr. F. Kampf, field astronomy & triangulation ; Anton Karl, field topography.]. https://collections.library.yale.edu/catalog/15818543.