Copy of clay liver used for divination, original from Babylon, 2050-1750 BCE Classical & Medieval Medicine 2050-1750 BCE
Model of Ader's first aeroplane, the "Eole", scale 1:10 Ader's 'Eole' flying machine, 1890 Aeronautics 1890
Lever escapement pocket watch beating tenths of a second, signed on the back plate 'Wm Williams 32 Rock St Bury. No 19289.' and on the dial 'PATENT No 4762 MARCH 26TH 1890 by WILLM. WILLIAMS BURY', in sterling silver case hallmarked at Chester in 1890, with winding square and hand adjusting square under the back cover. The watch has hour, minute, and small seconds hands, plus a centre seconds hand rotating once every two seconds. A stop mechanism acting directly on the balance wheel and operated by a slide on the side of the case allows use as a stopwatch. Pocket watch and stop watch Time Measurement 1890
