Tehama County.

1935

California Division of Highways

1:193k

Northern California, Mendocino County (sheet 5)

1844

California: Office of State Engineer

1:253k

Geologic Map of California, Redding Sheet.

1962

California Division of Mines and Geology

1:250k

Northern California, Butte County (sheet 6)

1844

California: Office of State Engineer

1:253k

Text: Explanatory Data. Westwood Sheet. Index Map: Index to Geologic Mapping used in Compilation.

1960

California Division of Mines and Geology

(Sheet 2) Heald-Menerey's Geographical, Commercial and Recreational Map of California

1927

Heald-Menerey Company, Inc.; Heald, Ralph P.

Gold and Quicksilver District of California. California Herald.

1848

California Herald

Text: Explanatory Data. Chico Sheet. Index Map: Index to Geologic Mapping used in Compilation.

1962

California Division of Mines and Geology

Text: Explanatory Data. Ukiah Sheet. Index Map: Index to Geologic Mapping used in Compilation.

1960

California Division of Mines and Geology

Mining District of California

1936

Jackson, William A.

1:600k