W.B. Spencer - The storm after the battle

The Battle of Trafalgar, a set of four, comprising:
(i) The start of the Action, with “Victory” breaking the enemy line
(ii) Victory engaging the Spanish flagship Santisima Trinidad with her port guns and the French ‘74’ Redoubtable on her starboard side
(iii) The close of the Action; and
(iv) The storm after the battle – W.B. Spencer; one indistinctly signed 'W.B.Spencer' (lower left)

Lot number: 11430/lot/163/ Nelson and the Royal Navy 1750-1815, 5 Jul 2005 London, New Bond Street

Artist identified in error as William Barnett Spencer, should be Ball.