Hi guys- I found some map references: http://www.murrayhudson.com/StateofCApost1870.htm I would love to see this one! RARE BLUEPRINT MINING MAP WITH YOSEMITE PARK LUCKHARDT, W. G. OFFICIAL PRIVATE SURVEYS MARIPOSA COUNTY CALIFORNIA Showing Patented Mining Claims, And The Water Sheds.. SAN FRANCISCO. c1896. WHITE ON BLUE. BLUEPRINT. Shows Yosemite National Park Reservation to the north. Individual landowners and claims. Extensive list of patented mines. 26"H. x 33"W. F. $900.00. I.D.#09841. Carolyn