A model Stuart "Double Victoria" twin cylinder horizontal mill engine built by V. Naylor with brass bound wood lagged cylinders 1in. bore x 2in. stroke, over mounted valve chests with inlet pipework and main stop valve, bar type crosshead guides, barrelled connecting rods, belt driven governor, linkage and valves, centrally mounted spoked flywheel with multi 'V' grooves, metal floor, wood plinths and display base, finished in maroon, red and polished brightwork -- 8½ x 17in. (21.5 x 43.2cm.)