Erosion

Correspondence and photocopied article related to the erosion of Niagara Falls in the 1840s.

Correspondence and photocopied article related to the erosion of Niagara Falls in the 1840s.

Memorandums, correspondence and reports related to rock falls, recession and condition of elevator shaft and adjacent structures at Prospect Point includes photographs

Photos of erosion along Lake Ontario and damaged breakwalls

Reprinted photographs related to the Niagara Falls Power Company. Subjects include Niagara Gorge Railroad railcars, offices, tracks, and employees; Gray Bus Line buses and bus stops; a rock fall; Niagara River; International Theater building; NFPC billboard; and tourists.

Reprinted photographs related to the Niagara Falls Power Company (Niagara Mohawk Power Corporation). Subjects include the Falls, a rock fall, and excavation. Includes aerial views from the geological report by Dr. James Dunn.

Reprinted photographs related to the Niagara Falls Power Company. Subjects include Niagara River, the Falls, tourists, excavation and steamships.

Correspondence related to Pan-Am exposition, preservation / recession of Niagara Falls, need for parkway improvements, and commission account statements

Correspondence from Adams to Rankine asking for various photographs and reports to use for the history of Niagara power and includes a manuscript of a an article about the recession of Niagara Falls

Newspaper clippings, notes, maps, charts, graphs and photographs related to a rockfall and recession of Niagara Falls