Foothill Resources, Ltd. and Stewart / Gerike Consultants No description specified. 1-2 (2 Records) Documents Cultural Resource Investigations For the Yellew Aster Mining Company Project; Sandy Gulch, Calaveras County, California (1993) Cultural Resources Study For the Proposed Jensen's Pick and Shovel Ranch Campground Near Vallecito, Calaveras County, California (APN 66-030-30) (1992)