


Thermograph by F. Darton & Co., London, England, 1
1900-1910

Lind type anemometer, 1870-1876
1870-1876

Davis type piesmic mercury barometer by Darton & Co.
1905

Hand anemometer, Biram type, 1870-1876
1870-1876

Aneroid barometer by Darton
1875
Aneroid barometer mounted for demonstration on a wooden base and under a glass dome
1900-1924
Four-cup anemometer, 1846
1846