1938
Thomas Brothers
1935
California Division of Highways
1:36k
1915
U.S. Grant Hotel
1935
Bloodgood, Don
1979
US Geological Survey
1:100k
1956
Shell Oil Company
1904
Goode, R. U.; Hassan, A. F.
1:250k
1937
San Diego (Calif.). Water Department (1901-1963)
1:580k
1935
Blackburn, O.V.
1:250k
1920
Geologic Survey (U.S.)
1:1m