The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Mink Tunnel. Lake Superior. Canada. Valentine
100527. Mink Tunnel. Lake Superior. Canada. Valentine. Canadian Pacific Railway News Service
Mink Tunnel. Lake Superior. Canada. Valentines. 1913
Ontario. Canada. North Shore of lake Superior. Mink Tunnel Looking East. Colourpicture of Canada. Plastichrome by Colourpicture. Canadian Pacific Railway
Mink Tunnel. Lake Superior. Canada
Mink Tunnel. Lake Superior. Canada. Canadian Pacific Railway. Bill Hopkins Collection
Mink Tunnel. Lake Superior on Canadian Pacific Railway. Valentine. Mezzograph Series
