A well engineered model Stuart Double 10 vertical reversing stationary engine,

細節
A well engineered model Stuart Double 10 vertical reversing stationary engine,
built by J. Phillips with blued steel clad cylinders ¾in. bore x ¾in. stroke, draincocks, inlet and exhaust manifolds, displacement lubricator, three main bearings and disc flywheel, finished in green and polished brightwork -- 6 x 5½ (15.2 x 14cm.)