Amador County.

1935

California Division of Highways

1:146k

Calaveras County, California.

1914

Punnett Brothers

1:150k

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 Calaveras County, California

1942

Chas. F. Metsker

1:127k

Metsker's map of Amador County, California

1939

Metsker Maps.

1:127k

Geologic Map of California, Sacramento Sheet.

1965

California Division of Mines and Geology

1:250k

Tuolumne County.

1935

California Division of Highways

1:219k

Gateways to Yosemite National Park, Showing the Routes of the Yosemite Transportation System

1930

Hoss, Della Taylor

Sacramento, Amador, Calaveras, San Joaquin, Tuolumne, Stanislaus, Merced, and Mariposa Counties.

1896

Blum, George W.

1:444k

World aeronautical chart : [San Francisco Bay Area] ...

1970

Geological Survey (U.S.); U. S. Coast and Geodetic Survey

1:1m