Klinkerfues ready reckoner calculator for psychrometers, 1870-1876

Made:
1870-1876 in Gottingen
maker:
Ernst Friedrich Wilhelm Klinkerfues
and
Wilhelm Lambrecht GmbH, Wilh. LAMBRECHT
Klinkerfues calculator (ready reckoner) for reducing

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Klinkerfues calculator (ready reckoner) for reducing
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Klinkerfues calculator (ready reckoner) for reducing psychrometer measurements, designed and patented by Prof. E. F. Klinkerfues, and made by Wilh. Lambrecht, Gottingen, Germany, 1870-1876

Details

Category:
Meteorology
Object Number:
1876-758
Materials:
wood (unidentified), cardboard, brass (copper, zinc alloy) and steel (metal)
Measurements:
overall: 14 mm x 145 mm x 185 mm, .12kg
type:
ready reckoner
credit:
Klinkerfues, Ernst Friedrich Wilhelm