Papers collected by Soberanes for Hubert Howe Bancroft, and used as source material for Bancroft's History of California.

Number of containers: 1 v., 2 portfolios

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.

Collection is open for research.