Browse Items (49 total)

Black and white photographic print of a postcard showing the beauty spot along the Second Welland Canal at Thorold, c. 1950.

Two black and white photographs of a similar view of the Welland Canal locks at Thorold drained for the winter, spring 1958.

Black and white photographic print of the twin flight locks at Thorold raising and lowering ships, undated.

Two black and white photographs of a similar view of the Welland Canal locks at Thorold drained for the winter, spring 1958.

Three black and white photographs of a similar view of the Welland Canal locks at Thorold drained for the winter, spring 1958.

Halftone reproduction of a black and white photograph of an aerial view of the Welland Canal, Thorold South, c. 1948. The Ontario Paper Co. plant can be seen in the middle of the photo.

Colour photographic print showing a ship in Lock 7 on the Welland Canal, Thorold, c. 1960s.

Colour photographic print showing an aerial view of the Twin Flight Locks (locks 4, 5, 6, and 7) on the Welland Canal at Thorold, c. 1960s.

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…