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BB-72-3 Design Study
It's a smaller version for an 18" battleship, inspired by one of the Iowa class preliminaries:
Date: April 1938
Max displ.: 56,595 tons Dimensions: 800 X 108 X 35,9 feet
Speed: 27,5 knots on 130,000 shp Armament: 9 X 18"/48 Mark 1 (3-3-A-3) and 20 X 5"/38 Mark 12 (10 twin turrets)
Protection vs. 18" standard shells between 20-29kyards