From the map room — a look at how the valley was drawn in another age, courtesy of the Library of Congress.
![[Maps of California--counties Sonoma to 1937]](https://tile.loc.gov/image-services/iiif/service:gmd:gmdtitlecolmaps:ca:-2:05:ca-205:ca-205-01-01-r/full/1200,/0/default.jpg#h=1149&w=1439)
The map room: the valley in 1850
From the map room — a look at how the valley was drawn in another age, courtesy of the Library of Congress.