Unusual and rare ballooning / mountaineering pocket aneroid barometer by E.R. Watts & Son c.1900.
British made, but METRIC !!! Altitude in metres (0-3000), barometric pressure in millimeters (55-79) of mercury.
Near perfect condition, both functionally and cosmetically with bright gilt brass casement. Rotating bezel, responsive needle, fine silvered dial. The only noticeable wear is on the suspension loop !! Signed and serialized (London 2911). Maroon card case is near flawless with excellent clasp and hinge. A rare bird indeed !!!
Ask the Dealer
Mark Hacking (Scientifica Opticae Inc.) has been an avid collector/dealer for over 30 years. A former Science teacher, he has an innate love for anything natural or mechanical. Specializing in optical (microscopes, telescopes), surveying, medical, weighing and drawing instruments, he is an active participant of the Scientific Instrument Fair in London. Living in Stratford, Ontario, Canada, with his wife and two children; Mark looks forward to meeting as many fellow collectors as possible, and has a worldwide following on eBay (Sciopti).
Other items See all
- ~FINE VICTORIAN MINIATURE IVORY DIPTYCH DIAL/SUNDIAL~ $990 US (OBO)
- ~UNUSUAL CAMERA LUCIDA by STANLEY~ $295 US + postage
- ~SCALE MODEL OF A FUNCTIONAL GUILLOTINE/CIGAR CUTTER-VICTORIAN~ $1500 USD (OBO)