A selection of meteorological instruments relating to Humidity including:-
Thermohygrographs
Thermographs
Aspirated Hygrometers
Wet & Dry Hygrometers
Dew Point Meter
Polymeters
Softback cover, 24 pages with loose price list December 1984.
Casella London Humidity Ref:931/85 1984
SKU: 20072
£35.00Price