1886
California State Engineering Department
1:190k
1885
California Department of Engineering
1:63k
1935
California Division of Highways
1:176k
1914
Punnett Brothers
1:190k
1844
California: Office of State Engineer
1:253k
1891
Thompson, Thos. H.
1:63k
1939
Chas. F. Metsker
1:127k
1914
McKay, Scott
1:278k
1935
California Division of Highways
1:230k
1896
Blum, George W.
1:444k