Scale 1:192. Plan shows the outboard profile above the water line and plan view, illustrating the rig arrangments design drawing for the County class (London sub class) heavy cruisers London (1927), Devonshire (1927), Shropshire (1928) and Sussex (1928). The title of the drawing is "Cruisers 1925-1926 Sketch of Rig". A William Beardmore & Co builder's stamp, dated 20 March 1926 is printed on the plan. The drawing bears the signature of Sir William Berry [Director of Naval Construction 1924-1930]. A note on the plan in red ink states the drawing was returned to the Admiralty on the completion of Shropshire.