The first of his two barometer patents, issued in 1857, described an instrument in which the expansion of mercury with increase of temperature would not burst the tube. Scientific American praised Timby for having succeeded in rendering this instrument perfectly portable, going to predict a speedy and universal [...]
Archives for October 12, 2018
Antique R F fine carved wooden nut wall barometer w thermometer weatherstation
Carved Walnut Antique original Dutch old weather instrument black forest from 19th marked 859 RF. This is an marked R F 859 eye catching antique vintage carved wooden Dutch wall barometer with thermometer from Circa 1880. The barometer is a fabulous addition or start to any collection. Beautifully carved horse and floral [...]