Scale 1:192. Plan shows a drawing of the armour and protection scheme, as designed, of the Nelson class battleships. The drawing includes a profile, plan and section views. The plan has a builders stamp with the date 13 December 1922. This plan was then sent to the shipbuilder Sir W. G. Armstrong Whitworth to used for the Nelson class battleship Nelson (1925). The plan is signed by Sir Eustace Henry William Tennyson D'Eyncourt [Director of Naval Construction 1912-1924]. The plan is torn.