Unnamed 240ft three-masted sea-going steam vessel for coast defence proposed by Henry Chatfield, Deptford Dockyard, 1860
Scale 1:48. Plan shows the central battery, details of the embrasures, a section and plan view for an unnamed 240ft three-masted sea-going steam vessel for coast defence proposed by Henry Chatfield [Master Shipwright at Deptford Dockyard 1853-1862].