aterial, which is kept constantly being exposed to the daylight speedily changes saturated in passing through the hydrocarbon color, and, after passing through different shades liquid, and the air in passing out through this of gray and brown, becomes at length nearly black. material becomes… … preventing the unshaded parts of the delineations bia, 8S. C., or E.C. Plumer, 708 Broadway, from being colored by exposure to the day is New York city. wanting, to render this process as useful as it is elegant.” — purpose it is best to employ a tin funnel] with double sides, rr ee Eclectic for…
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