Calaveras County.
1935
California Division of Highways
1:149k
Metsker's map of Calaveras County, California
1942
Chas. F. Metsker
1:127k
Big Trees, Calif.
1891
USGS (U.S. Geological Survey)
1:125k
Map of Mother Lode Gold Belt in Calaveras County Showing Mining Claims and Areal Geology 1934: Plate VI
1934
Logan, C. A. (Clarence August), 1887-
1:63k
Metsker's map of Amador County, California
1939
Metsker Maps.
1:127k
California, Mother Lode District: Sheet I
1899
Washington, D.C. : U.S. Geological Survey
1:63k
California, Mother Lode District: Sheet II, Section 3
1906
Washington, D.C. : U.S. Geological Survey
1:63k
California, Mother Lode District: Sheet II, Section 4
1899
Geological Survey (U.S.); Goode, Richard Urquhart, 1858-1903; Barnard, E. C. (Edward Chester), 1863-1921; Searle, A. B.
1:63k
Map of Mother Lode Gold Belt in Amador County Showing Mining Claims and Areal Geology: Plate III
1934
Logan, C. A. (Clarence August), 1887-
1:63k
Sacramento, Amador, Calaveras, San Joaquin, Tuolumne, Stanislaus, Merced, and Mariposa Counties.
1896
Blum, George W.
1:444k
