Various scales. Plan shows the upper deck, inboard profile and details of bitts, as fitted for the Hector class broadside ironclads Hector (1862). The title of the drawing is "Plan of upper deck, as fitted with reference to Controller of Navy's Letters of 1st and 24th December 1863". The plan bears the signature of Henry Cradock [Master Shipwright at Portsmouth Dockyard 1862-1869]. The upper deck and profile are drawn to 1:48 scale while the details drawings are at 1:24 scale.