Now showing items 1-2 of 2

  • Areal geology, New York - Ontario, Niagara Gorge 

    U.S. Geological Survey; Geological Survey of Canada. (U.S. Geological Survey, 1913)
    Historical map showing geological, road, transportation and hydrological features, buildings.Digital reproduction of map (118 x 44 cm.) in the Public Archives of Canada. National Map Collection. Library and Archives ...
  • Topographic map of the Niagara Gorge 

    U.S. Geological Survey; Geological Survey of Canada. ([Washington?] : U.S. Geological Survey,, 1913)
    Historical map showing road, transportation and hydrological features, buildings.