Jefferson (Millsboro – 7) COORDINATES: 39.928579, -80.062404 COUNTY: Greene DISTANCE TO NEXT: Millsboro - 7 EXPLANATION OF NAME: Named For Thomas Jefferson FOUNDED: 1776 MANUFACTURER: ? SHAPE: Standard 1-sided STATUS: Still there as of November 2013 Photo November 2010 by Mike Natale. Photo Nov. 2013 by M. Wintermantel shows repainted marker. November 2013 photo by Mike Wintermantel PA 188 at Moredock Drive