Achilles (1861)
Scale 1:192. Plan shows the profile, plan and sections, illustrating the watertight compartments and sluice valves, for the ironclad frigate Achillies (1863). The plan bears the signature of C. P. Lemon [Draughtsman at Devonport Doclyard flourishing 1875] and Alex Moore [Chief Constructor at Devonport Dockyard 1865-1879]. The pla is torn and is in need of conservation.