ltingpoint. It has long been known that silveryields its color to glass while in the metallicstate, and everything leads one to suppose thecase is the same as to gold. There is still one other substance by meansof which it is possible to give a red color toglass, and that is a compound of tin,… … *Dr Lewis states that he once produced apotful of glass of beautiful color, yet was ne-ver able to succeed a second time, though hetook infinite pains, and tried a multitude of ex-periments with that view. BrccBcwlieat for Coloring. The fresh blossoms and succulent stems ofbuckwheat have been…
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