1965
Dudley, Leavitt
1:250k
1935
California Division of Highways
1:161k
1937
Ventura County (Calif.). Office of the County Surveyor.
1:180k
1978
Alpha, Tau Rho
1930
Reddick, Harry E.
1975
1:250k
1975
1:250k
1975
US Geological Survey
1:250k
1966
1:250k
1959
1:250k