1908
U.S. Geological Survey
1:63k
1955
California Department of Public Works, Division of Highways
1861
Williamson, R.S.
1:120k
1956
California Department of Public Works, Division of Highways
1:1m
1914
Clason Map Co.
1921
Lyon Fireproof Storage Co.
1955
California Department of Public Works, Division of Highways
1:1m
1951
California Department of Public Works, Division of Highways
1:1m
1938
California Department of Public Works, Division of Highways
1:1m
1942
California Department of Public Works, Division of Highways
1:1m