Preliminary design plan prepared for the General Board during the final effort to develop a flight deck cruiser ("CF"). This plan, dated 31 January 1940, is for a 12,200 ton standard displacement ship (14,560 ton trial displacement) with a main battery of six 6"/47 guns, a secondary battery of four 5"/38 guns and an aircraft complement of 36 scout-bombers. Ship's dimensions are: waterline length 640'; waterline beam 67'; draft 22'. Powerplant has 100,000 horsepower for a speed of 33 knots. Scale of the plan and side elevation drawings is 1/32" = 1'.