Hand-operated raisin stoner no. 36, with integral table clamp, works b y feeding wet raisins into toothed rollers which strip the flesh off, US patent 1895, made by Enterprise Manufacturing Co., Philadelphia, U. S.A., 1895-1900 Hand-operated raisin stoner no. 36 1895-1900
Combined eidograph and geometric drawing instrument patented 1858 by William Wythes and made by Queen & Co. 1858-1880
Patent model of improved orrery by John G. Moore of Philadelphia, US Patent 51072 dated 21st November 1865, with original tag. Patent model of orrery planetary mechanism, 1865 1865
Weights from the Castlereagh Collection for Philadelphia (USA). A set of 4 rectangular brass troy weights. Weights from the Castlereagh Collection for Philadelphia 1800-1818
Brass locomotive bell, on teak base, from 5000th locomotive built by Baldwin locomotive works for the Philadelphia Railway, USA, 1880. Baldwin locomotive bell 1880