Model of 5-bladed propeller, from single screw steam ship S.S. "Soembra"
1923-1931
Model of 4-bladed propeller, from single screw steam ship "Soembra"
1923-1931
Model propeller for Q.S. turbine steamer 'Empress of Britain', 'Heliston' type
1936-1937
Model of 4-bladed propeller, from quadruple screw Atlantic liner, turbine steamer RMS Aquitania
1929-1931
Model of 4-bladed propeller, Quadruple screw from Atlantic liner, R.M.S. "Majestic"
1921-1931
Model of propeller with ridges on blades
1924-1931
Model propeller for QS turbine steamer Aquitania
1936-1937
Stone's Single Battery Externally Regulated Train Lighting System - General Description and Maintenance
1943-1953
Stone's System of Electric Lighting for Railway Carriages
1930
Stone's Pressure Ventilation and Heating System for Railway Carriages and Railcars - General Description and Maintenance
1937