Cite

Map of silver district, Yuma County / Geo. W. Norton, U.S. Dept. M.S.

MLA

Map of Silver District, Yuma County / Geo. W. Norton, U.S. Dept. M.S. s.n., 1882. https://collections.library.yale.edu/catalog/15818616.

APA, 6th edition

Map of silver district, Yuma County / Geo. W. Norton, U.S. Dept. M.S. (1882). [Maps]. s.n., https://collections.library.yale.edu/catalog/15818616.