细节
A 'Beam Andy' EM2 Vertical Steam Engine,
with double acting cylinder grasshopper motion and flywheel, on cast green base (G-E) --14in. (36cm) x 12½in. (32cm)
with double acting cylinder grasshopper motion and flywheel, on cast green base (G-E) --14in. (36cm) x 12½in. (32cm)