Henry Chamberlain Russell type hand anemometer with leaflet, unsigned, (British?), 1878-1883. Incomplete, originally fitted with a 2 minute sand glass attached to bracket on arm. Hand anemometer, Henry Chamberlain Russell type, 1878-1883 1878-1883
Pair of alcohol and mercury Fahrenheit thermometers, by Richard Adie, Liverpool, 1835-1875. Scales range (-70 to +70 degrees) and (-30 to +110 degrees), respectively. Pair of alcohol and mercury fahrenheit thermometers, 1835-1875 1835-1875