This photograph is looking forward from the quarterdeck of the battlecruiser Lion (1910), flagship of the 1st Battle Cruiser Squadron of the Grand Fleet, while at sea in either mid-April 1918 or July-August 1918, showing the Sopwith Camel 2F-1 fighter aeroplane, serial N6647, on a flying-off platform sited on top of ‘Y’ 12 inch gun turret. Deflection scales are painted on the sides of the turret.