Browse Items (4163 total)

Black and white photograph showing dredging on the Welland Canal north of Main Street, c. 1927-1932.

Black and white photographic print of construction on the Fourth Welland Canal, c. 1927-1932.

Black and white photographic print showing derrick 5 being raised near the Union Carbide plant, c. 1928.

Black and white photographic print of a dredge working on the Welland Canal near the Union Carbide plant, c. 1927-1932.

Black and white photograph on board a dredge ship as it works on the Fourth Welland Canal, c. 1930-1932.

Black and white photographic print showing construction dredge work on the east bank of the Welland Canal near the railway bridge, c. 1928.

Black and white photographic print showing construction dredge work on the east bank of the Welland Canal between Lincoln Street and Ontario Street, c. 1928. Plymouth Cordage houses can be seen in the background on King Street.

Black and white photographic print showing the Twin Flight Locks 5 and 6 under construction on the Welland Canal, c. 1927-1932.

Black and white photographic print showing the Twin Flight Locks 5 and 6 under construction on the Welland Canal, c. 1927-1932.

Caption underneath reads: 'The double flight locks at Thorold. Each has a lift of 46.5 feet or a total of 139.5 feet…

Black and white photographic print showing the Twin Flight Locks 5 and 6 on the Welland Canal, with a ship in the lock, Thorold, c. 1958.