"Geological Map of a Part of the State of California", Williamson, R. S. (Lt.)
Period: 1855 (circa)
Publication: Pacific Railroad Surveys
Color: Hand Color
16 x 22 inches
40.6 x 55.9 cm
The entire state is shown but only a portion is colored to reflect geological knowledge. These regions are color coded in accordance to a legend at the left side of the map. It is a nice early and colorful map of California with a fair amount of geographical detail provided. Folding as issued.
Folding as issued.