20210423 18442700 1.0 TRUE 1987 Assessor Map Index The Parcel Master layer was updated by adding hyperlinks to the 1987 Assessor’s Maps. These hyperlinks (named MathPath in the attribute table) provide a link from the current parcels to the 1987 Assessor’s Maps. Douglas County, El Dorado County, Placer County, Washoe County, and Carson City County and TRPA.