Watkin Patent Barometers & Altimeters
RARE ALUMINIUM WATKIN PATENT EXTENDED SCALE BAROMETER ALTIMETER BY HICKS No 1012 c1890
An extremely rare aluminium Watkin Patent pocket barometer altimeter No 1012 by J Hicks, London, scaled to 10,600’, c1890
WATKIN PATENT EXTENDED SCALE BAROMETER ALTIMETER BY HICKS No 305 c1888
A metric gilt brass Watkin Patent extended scale altimeter by J Hicks, No 305, retailed by Elliott Brothers, scaled to 3,000m, c1888
WATKIN PATENT EXTENDED SCALE BAROMETER ALTIMETER BY HICKS No 23 c1886
A very early, gilt brass Watkin Patent barometer by J Hicks, Hatton Garden, London, No 23, retailed by F Robson, scaled to 5,300ft, c1886
WATKIN PATENT EXTENDED SCALE BAROMETER ALTIMETER BY HICKS No 354 c1888
A very good gilt brass Watkin Patent extended scale barometer altimeter by J Hicks, London, No 354, scaled to 5,000ft, c1888
WATKIN PATENT EXTENDED SCALE BAROMETER ALTIMETER BY HICKS No 213 c1887
A very good gilt brass Watkin Patent extended scale mountaineers or balloonists barometer altimeter by J Hicks, London, No 213, scaled to 20,000ft, c1887