The Pawpaw and Hancock quadrangles embrace parts of eastern West Virginia, western Maryland, and southern Pennsylvania between parallels 39° 30' abd 39° 45' and meridians 78° and 78° 30', and contain 460 square miles. (See fig. 1.) Parts of eight counties are included in the area, Morgan, Berkeley, and Hampshire in West Virginia, Washington and Allegany in Maryland, and Bedford, Fulton, and Franklin in Pennsylvania. Hancock, Md., the the largest town in the area, Pawpaw, Great Cacapon, and Berkeley Springs, W. Va., being next in importance.