21,455 Object Name valve gear, steam engine, model patent model, valve, steam engine Measurements overall - from catalog card: 12 in x 4 in x 12 in; 30.48 cm x 10.16 cm x 30.48 cm overall: 12 in x 5 1 ...

Object Details maker Severn-Lamb Ltd. Description This is a demonstration model of a uniflow steam engine valve introduced in 1908 by Johann Stumpf of Germany. The model was constructed by Severn-Lamb ...