John Parker, CALTRANS, Sacramento, California No description specified. 1-2 (2 Records) Documents Archaeological Evaluation of a Proposed Curve Widening on State Route 49 (P.M. / 4.3), in Mariposa County, California (1978) Archaeological Evaluation of Two Proposed Passing Lanes on State Route 140 (P.M. 32.3 / 33.0 and 45.4 / 46.6), in Mariposa County, California (1978)