Whirling psychrometer

Whirling psychrometer, made by CFC (C.F. Casella and Co

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Whirling psychrometer, made by CFC (C.F. Casella and Co
Science Museum Group
© The Board of Trustees of the Science Museum

Whirling psychrometer, made by CFC (C.F. Casella and Co. Ltd), marked NPL41 on wet bulb, NPL44 on dry bulb, therefore dated 1940s. Wet bulb frame-mounted scale numbered 45732, dry bulb scale numbered 45783

Details

Category:
Meteorology
Object Number:
1995-932
Materials:
wood, glass and metal
type:
whirling psychrometer
credit:
Meteorological Office, Berkshire