^Logon, C. A. (1936). Gold mines of Placer County, Placer Mines. pp. 49–96. California Division of Mines Report 32.
^Clark, William B. (1970). Gold districts of California. pp. 130. Sacramento, California: California Division of Mines and Geology, Bulletion no. 193.
^G. Spaulding & Co. (1885). Gold mines and mining in California : a new gold era dawning on the state. pp. 270–271.
^House documents, otherwise publ. as Executive documents: 13th congress, 2d session-49th congress, 1st session, United States congressional serial set, 1832, p. 128.