Psycho Map

I was watching Psycho last night, and took an interest in the map behind the psychiatrist at the end of the movies.

After doing some research, it is a map of Shasta County, California.

(https://www.thecinetourist.net/maps-in-films/86-psycho-alfred-hitchcock-1960-all-the-maps)

Here is a David Rumsey map:

https://www.davidrumsey.com/luna/servlet/detail/RUMSEY~8~1~247359~5515390:Shasta-County-