A well engineered model Stuart No. 9 single cylinder horizontal stationary engine built by V. Naylor with brass bound wood lagged cylinder 1½in. bore x 1½in. stroke, slipper type crosshead guide, main and big end bearing oil pots, wire rope driven governor, linkage and valve and spoked flywheel, cast bed and wood plinth, finished in green and polished brightwork -- 7¼ x 11½in. (18.5 x 29.2cm.)