Set of 4-1890's Nevada City Geology Map Folios - $300 (Springfield, OR)

Set of 4 US Geologic Survey Geology Map Folios for the Grass Valley/Nevada City general area of California as follows: Downieville 1897 Smartsville 1895 Colfax 1900 Nevada City Special Folio 1896 Map Folios are soft covers and measure about 18 by 22 inches.
The folios are in very good condition with yellowing from age and minor foxing at the corners.
Colfax Folio has a few spots and a darker yellow strip in the center of the cover.
The inside Colfax maps are fine.
A small area of the upper right corner on several pages (Colfax) is torn off as well.
All the other Folios are in better condition.
See Pictures.
Cash or Check only.
Folios will be held until checks clear the bank before mailing.
Ask me any questions.
These are a great resource for anyone interested in the geology or mining history of the Grass Valley/Nevada City and surrounding areas.