The pioneer miner and the pack mule express
By: by Ernest A. Wiltsee.
Series: California Historical Society, Special Publication -- no. 5.; Special publication (California Historical Society) -- no. 5.
Publisher: California Historical Society
Published: 1931
Place of publication: San Francisco
Language: eng
Number of pages: 112
Subjects: Frontier and pioneer life -- California.; Gold mines and mining -- California.; Express service -- California -- History.; Postal service -- California -- History.; California -- Gold discoveries.