1933
Riverside County (Calif.). County Surveyor's Office.; Riverside County Chamber of Commerce (Riverside County, Calif.); Fulmor, A. C.
1:250k
1939
University of California Agricultural Extension Service.; United States. Department of Agriculture.; United States. Bureau of Agricultural Economics.
1:312k
1939
University of California Agricultural Extension Service.; United States. Department of Agriculture.; United States. Bureau of Agricultural Economics.
1:312k
1901
Goode, R. U.; Rockhold, J. E.
1:250k
1942
Fulmor, A. C.; Davidson, J. F.
1:63k
1917
McGlashan, H. D. (Harry Deyoe)
1:250k
1943
Tucker, W. B.; Sampson, R.J.
1:500k
1922
Chadwick, J. P.
1933
Automobile Club of Southern California. Route and Map Service Department.
1:200k
1855
A. Hoen & Co.
1:1m