A collection of research materials, primarily newspaper, magazine and book abstracts, and indexes, chiefly pertaining to the
mining town of Columbia, California, 1850-1879, but including additional materials for Tuolumne County and Calaveras County.
The project to compile these materials was directed by Hero Eugene Rensch and performed under the auspices of the U.S. Works
Progress Administration and the California State Emergency Relief Administration, California California Division of Parks.
Copyright has not been assigned to The Bancroft Library. All requests for permission to publish or quote from manuscripts
must be submitted in writing to the Head of Public Services. Permission for publication is given on behalf of The Bancroft
Library as the owner of the physical items and is not intended to include or imply permission of the copyright holder, which
must also be obtained by the reader.