Copyrighted by Maryland Geological Survey, 1910.; "Based on surveys made in cooperation with the United States Geological Survey."; Insets: Elkton -- Belair -- Washington and vicinity -- Baltimore and vicinity -- Annapolis -- Hagerstown -- Cumberland -- Frederick -- Westminster -- Towson -- Easton -- Salisbury. 85 x 126 centimeters Scale 1:312,500; 1 inch = 5 miles General Map Collection