19th-century British school, A ship of the line in full sail with gun ports open in convoy, unsigned, watercolour, 35 x 47 cm, framed and glazed 50.5 x 63.5, and another of a ship in battle with a French vessel, indistinctly signed and possibly dated 1796, watercolour, 21 x 31 cm, framed and glazed 33 x 43 cm