Scale 1:144 for the longitudinal measurements and 1:192 for the vertical measurements. This mix of scales result in a distorted diagrammatical view of the decks. Plan shows the sections of No. 2 [gallery], No. 3 [hangar] and No. 4 [main] decks between frames 20 and 50 on the Centaur class light fleet aircraft carrier Centaur (1947). This is a modernisation drawing naming the compartments in these sections on the vessel. This plan is listed as Sheet 21 of 27. A Devonport Dockyard Manager of Constructive Department stamp, dated 8 September 1958 are printed on the drawing.