1939
United States Department of the Interior, Geological Survey
1:125k
1940
Automobile Club of Southern California
1:173k
1877
Wheeler, G.M.
1:253k
1877
Wheeler, G.M.
1:253k
1938
Chas. F. Metsker
1:127k
1938
Chas. F. Metsker
1:127k
1938
Tucker W.B., Sampson R.J.
1:135k
1935
California Division of Highways
1:488k
1932
Ventura (Calif.). Office of the City Engineer.
1935
Southern California Edison Company Ltd.