Portfolio of result traces, summaries of results and notes relating to repetition by Boys of the 'Cavendish experiment'
Drawing entitled 'Colonial Cruisers "Katoomba", "Mildura" & "Wallaroo" Arrangement of Pumping Flooding & Draining &c'
Drawing entitled 'Colonia Crusiers "Katoomba", "Mildura" & Wallaroo" Arrangement of Watertight Compartments, Doors, Sluice Valves &c'
Drawing entitled 'H.M. Colonial Cruisers "Katoomba", "Mildura" & "Wallaroo" Arrangement of W.T. Compartments, Pumping, Draining &c'
Drawing entitled 'H.M. Colonial Cruisers "Katoomba", "Mildura" & "Wallaroo" Elevation, Poop Deck and Forecastle Deck'
Drawing of Barry Dock Railway Ocean Coal Company Class F 0-6-0ST Nos 47-49; 70-72; 99-1043752 4'8 1/2" Gauge Locomotive
Sketch of Tower Bridge Hoists showing arrangement of locking gear by which the outer gate must be locked before door of cradle can be closed