Black and white photographic print of watertight lock gates under construction on the Fourth Welland Canal, undated. A description states: 'A pair of the mighty lock gates that are 82 feet high, 45 feet wide and weigh about 480 tons each. 43,560…
Black and white photographic print of the east bank of the Welland Canal at Lincoln Street, showing dredging construction around the time the Lincoln Street Bridge was built, c. 1928