"Maps"@en . "USGS Pennsylvania, NY-DRG 41076"@en . "Contains 1:100,000-scale and the associated 1:24,00-scale quadrangles for Towanda and Williamsport East PA and 1:250,000-scale quadrangle for Williamsport, PA. Viewing software license valid only for this specific disc."@en . . . "41076, DRG digital raster graphic data"@en . "Towanda, PA and Williamsport East, PA Williamsport, PA : 41076, DRG digital raster graphic data"@en . . "Topographic maps"@en . "Pennsylvania, NY, digital raster graphic (DRG) data"@en . . . . . . . "Williamsport Region (Pa.)" . . . . "Towanda Region (Pa.)" . .