Scale 1:96. Plan shows the upper deck, as fitted for the County class (London sub class) heavy cruiser London (1927). This plan supersedes the cancelled Portsmouth Dockyard upper deck drawing (NPB6070). A Chatham Dockyard Constructive Department Drawing Office stamp, dated 26 August 1941 is printed on the plan. This drawing is noted Sheet 3 of 4. The edges of the plan are creased and frayed.