- First pouring of steel at Trenton 1883
- First railcar built at Trenton 1913
- Nova Scotia Steel & Coal’s office building at Trenton c. 1911
- 7000-ton forging press, acquired by Trenton in the 1940s, was the largest in Canada
- Working with the forging hammer to make railcar axles
- Drawing pig iron from the bottom of the Sydney Steel blast furnace; the first step toward making steel
- Pouring steel at Sydney
- Filling ingot moulds with molten steel at Sydney
- Aerial view of the DOSCO mill at Sydney