might easily prevent ?— The Index. Platinum and Iridium. MM. Saint-Claire Déville and Debray have succeeded in placed at very little expense or labor. eo S10 Oe all danger of obstruction, and they can be used alternately for preparing platinum and iridium in a state of purity hitherto Working Men’s… … lighted, apd _ well the pipe shown, con- warmed room, well nection is made with supplied with news- the cooler, G, from papers and other attractive literature, will be provided, and which there isa conduit to the drip box, H, in which any and iridium of the still more considerable density of 22:4.…
Internet Archive · Public domain (published before 1931). Free to use for anything.
