(CA-09-02) NW of Shingle Springs, El Dorado County, CA. Cameron Park Dr. N. 1.6 miles from jct with US50 exit 35 W. of Shingle Springs to the bldg on the W. side of the road at 3330. (N38 40.767 W120 58.941) Photo by Howard Hatschek 4-13-18.