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Durand, Loyal, Jr. (ed.) / Transactions of the Wisconsin Academy of Sciences, Arts and Letters
volume XXXI (1938)

James, Harry Raymond; Birge, Edward A.
A laboratory study of the absorption of light by lake waters,   pp. [1]-154 PDF (46.6 MB)


Page 14

14 Wisconsin Academy of Sciences, Arts, and Letters 
all waters, and some cases are shown in Figs. 29-36. In some waters a 3-component
analysis is possible, in which quantitative values are assigned to the action
of water, of color, and of suspensoids. Figs. 37-54 contain factor curves
which show the differing action of these factors in different parts of the
spectrum, both in waters of single lakes of different colors, and in mean
results derived from groups of lakes having the same color rating. 


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