UC Berkeley GeoData Repository

Start Over Place Tuolumne County (Calif.) Format JPEG2000 Bounding Box -180 -89.81531 180 89.456192

1. Map of the principal quartz and gravel mines in Tuolumne County, California

by J. P. Dart Mining Engineer. Coordinates approximate and based on Greenwich meridian. Compass rose. "One mile to one inch." Shows waterways, sett...

2. Map of the principal quartz and gravel mines in Tuolumne County, California

by J.P. Dart, Mining Engineer ; A. L. Bancroft & Co. Lith. S.F. Coordinates approximate and based on Greenwich meridian. Compass rose. "Scale - 1 m... J.P. Dart,.