A starboard side view, taken from abaft the beam, of the Royal Navy battleship Cornwallis (1901) under construction on the building berth at the Thames Iron Works shipyard at Blackwall, London. Her hull and superstructure are well advanced. Her stern is out of the picture A large open-sided corrugated iron storage shed is in the foreground. The photographer is looking across the yard from on the deck of the battleship Duncan (1901) which is also under construction. The whole area is shrouded in smog. A note on the negative says the photographer is using Camera B.