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NOAA Photo Library Image - ship4021

Figure 18. Color measuring scale of Francoise-Alphonse Forel. Forel invented this scale in 1887 for the study of the color of water, and precisely for that of Lake Leman. He conducted his first experiments in Lake Leman in 1887.

Image ID: ship4021, Voyage To Inner Space - Exploring the Seas With NOAA Collect
Photographer: P. Roggero
Credit: Oceanographic Museum of Monaco

Category: Oceanography/Historical instruments/

High Resolution Photo Available





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May 12, 2014