Snelling, Henry Hunt, 1816-1897 · [New York : W.B. Smith] · leaf 284
from the dark matterwhich is absorbed in the first place. 20. Iodine vapor is fixed to darks pro-duced on paper with thick ink, diluted inkunmixed with gum, plumbago, and char-coal in preference to whites ; there is alsothe same relative effect produced b tweenebony wood and white wood, dark silk… … N common language, theword acid signifies any sub-stance possessing sourness;in chemical, any electro-negative compound capableof combining with bases toform salts. The chemical history of theacids is still undecided, and thelaws which regulate their combi-nation with the bases, as well asthe…
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![An illustration from Symbola diuina & humana pontificvm, imperatorvm, regvm : accessit breuis & facilis isagoge Iac. Typotii : ex mvsaeo Octavii de Strada civis Romani : tomus primus[-tertius] (1601)](https://img.insideoutlibrary.com/img/200/ia-diuinahumanapont00typo-14-11.webp)
