Cyanometer
$3.50
Sale price
$3.50
Regular price
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Cyanometer
$3.50
Sale price
$3.50
Regular price
A cyanometer is a scientific instrument used to measure the blueness of the sky, originally invented in 1789 by Swiss physicist and Alpine explorer, Horace-Benedict de Saussuire. The 53 gradations of blue ranging from white to black.
3.75 x 5"
Includes directions for use.
This item was previously featured in our Matter Science Box
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