A single cylinder bayonet frame horizontal mill engine with cylinders 1½in bore x 2in stroke, draincocks, piston rod tail shaft guide, studded stuffing boxes, trunk type crosshead guide, belt driven Porter governor, linkage and valve (linkage missing), spoked flywheel and outboard mounted pedestal type trunnion and bearing. Finished in green, red, black and polished brightwork with Allchin transfer and cast bed -- 8¼ x 17in (21 x 43.2cm)