Scale approximately 1:96,000 (W 77°54ʹ50ʺ--W 77°17ʹ16ʺ/N 40°50ʹ48ʺ--N 40°21ʹ37ʺ).
Note
Shows roads, streets, township boundaries and natural features. Relief shown by spot heights. "Prepared February 4, 1977." Reproduced from United States Geological Survey 7.5 minute series topographic quadrangles. Oriented with north toward top. Includes location map.