Colloids. By E. S. Hedges, Ph.D., D.Sc.
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Article
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1931
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Wiley (John Wiley & Sons)
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CHEMISTRY AND INL) USTRY IlCt. 30, 111:11 ngniiist. it :I coliiinii of t,hc dispersing licliiid is coii\w&iit., cspccinlly irlicii used ill tlic more cliiborntc prittcrn wibh :L photogrnpliio recorder devised hy Gcssiier. Still