Mt. Diablo Quadrangle, 1896


1st edition topographic map of the Mt. Diablo Quadrangle in brown and blue pallet. Shows Morgan Territory, Sycamore Valley, Contra Costa and Alameda County boundry line, and railroads. 20 x 16.5 inches.

  • Zoom

    To ZOOM please go back to Collections view.  Hover over Map and use Quick View.


1435 Grant Ave.

San Francisco, CA 94133

Phone: 415-399-8882

ALERT - CLOSED Until Further Notice


Open Friday & Saturday 11 to 6

Additional Evenings & Days by Appointment

Holiday hours may vary-please call to verify

Follow Us


  • Facebook Basic Black
  • Yelp Social Icon
  • Instagram Social Icon
  • Twitter Basic Black