1 of 4 demonstration models of engines. Model of Horizontal Gas Engine, Four stroke engine, sectioned with three poppet valves, gas in let and exhaust. The valves should be driven from a crankshaft at the back which is turned by screw gears from the crankshaft. Demonstration model of valve mechanism of a four stroke gas engine
Collotype, view of steam turbine plant, Carville Power Station, Newcastle Collotype, view of steam turbine plant, Carville Power Station