A miniature treadle operated spinning wheel,

细节
A miniature treadle operated spinning wheel,
early 19th century, steel, probably Swiss, with bobbin turned tapered supports, treadle and crank, unpainted -- 4½ x 3in. (11.5 x 7.6cm.); and a mahogany, brass and steel, possibly patent, model, purpose unknown -- 8 x 14½in. (20.3 x 35.5cm.) (2)