Pier, pile of steel for pier frame work, showing crane tower and top of pier

Pier, pile of steel for pier frame work, showing crane tower and top of pier

Observatory Hill, construction

A picture showing the massive concrete pier under construction. The lower part of the north pier has been poured and the metal frame of the form for the upper part is visible. The structure for raising the metal frame pieces is to the left. This was also used to raise buckets of concrete

Edgar Fleming

National Research Council Canada

ca. 1915