1935 Blackburn’s map of San Diego County, California

1935

Blackburn, O.V.

1:250k

Greater San Diego.

1970

Moffett, Jack

Motor Routes of Southern California

1930

Parker Map Co

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

1967

California Division of Mines and Geology

Reconnaissance map of the Salton Sick California

1906

Douglas, Edward Morehouse

1:500k

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

1965

California Division of Mines and Geology

City of San Diego California Water Resources

1937

San Diego (Calif.). Water Department (1901-1963)

1:580k

Ride The Roads To Romance along the Golden Coast.

1950

Roads To Romance Assn, Inc.

Ride The Roads To Romance along the Golden Coast and thru the Sunshine Empire of Southern California

1953

Woodward, Arthur

Linea Divisoria Entre Mexico Y Los Estados Unidos. No. 18.

1901

International Boundary Commission

1:60k