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Collection Number: MC250

The small collection contains materials from John H. Helwig related to a mining claim for the Jennie Lind Placer Mine in North Bloomfield, California in the late twentieth century.
Inclusive Dates

1889-1922.

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.