Slide rule in its box used for Met Office observations

Slide rule used to calculate vapour pressure, humidity and dew point from dry & wet bulb temperature readings by Lachie MacLean, Druimfraoich, when he was a Met Office observer on Tiree. In its original green cardboard box. The data would be used to make weather forecasts.


Object Details

Other Number: not specified
Normal Location: Pedestal Unit 1: drawer 2
Current Location: normal location

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