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Collection Number: MC252

This small collection contains reports about the mine as well as correspondence regarding a lease option.
Biography

The Ruth Pierce Mine, discovered in 1851, was located in Mariposa County, California, about four miles from the town of Hornitos.

Inclusive Dates

1909-1942.

Subject

Natural Resources

Additional Collection Information

Finding Aid on the Online Archive of California

Access

Most collections are stored offsite and need to be retrieved for your research visit. To begin the request process, researchers should request boxes via the Special Collections Request System (Aeon) at least seven business days before visiting. Please check your Aeon account to confirm that the item status is listed as “Available in Reading Room” before visiting.