1935
Jones, Lowell E.
1990
Phi, P. Bach
1972
Millsap, Darrel
1914
United States Geological Survey
1:40k
1986
California Department of Transportation (CALTRANS)
1975
California Department of Transportation (CALTRANS)
1881
Surveyor Generals Office (CA)
1904
Goode, R. U.; Hassan, A. F.
1:250k
1935
California Division of Highways
1:189k
1937
San Diego (Calif.). Water Department (1901-1963)
1:580k