Ingersoll Rand air compressor slow down and stop
Ruston Hornsey YEX 6 pumping engines slow down and stop
Single cylinder horizontal uniform flow (1925, 583WHP, 130rpm) start and run
Single cylinder steam engine (1860), belt drive to overhead shafting slow and stop
Steam pumping machine, slow down and stop
Steam pumping machine, start and slow run with puffing steam
3 Ruston Hornsey YEX 6 pumping engines slow and stop