The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Niagara Falls. Winter Sunrise. New York. Edward Press. Gordon Counsell
Canada. Ontario. Niagara Falls. Winter Wonderland. Royal Specialty Sales. Plastichrome
Cave od the Winds in Winter. Niagara Falls. B. Hopkins
Cave of the Winds in Winter. Niagara Falls. Warwick Bros
Niagara Falls in Winter. Niagara Falls. Ontario. Canada
N F 13 Niagara Falls in Winter Niagara Falls Canada Valentine Black Bond Street Series
Niagara Falls in Winter. Niagara Falls. Ont
111. The American Falls in Winter. Niagara Falls. N. Y. Buffalo Stationery. C. T. Art Colortone