Ship DUKE OF ARGYLL Rig 4 mast Iron Screw Steamer, 400 hp Tonnage 3,115g 2,037n Built 1873 Built By R.Duncan & Co.
Ship DUKE OF DEVONSHIRE Rig Iron Screw Steam Barque, 400 hp. Tonnage 3,100g 2,024n Built 1873 Built By Barrow SB Co.
Ship DUKE OF SUTHERLAND Rig Iron Screw Steam Barque, 400 hp. Tonnage 3,116g 2,031n Built 1873 Built By R.Duncan & Co.
