Tissandier, Gaston, 1843-1899, Frith, Henry, 1840-, Harry Houdini Collection (Library of Congress) DLC · London, New York [etc.] Ward, Lock & Co · leaf 312
sesses malleability and ductility in a high degree. Itforms two oxides, and there are several sulphides ; theprincipal of the latter are found native, and worked asores. The sulphate of copper is termed blue vitriol, andis used in calico-printing, and from it all the (copper)pigments are derived.… … Native copper. are poisonous; white of eggs is an excellent remedy insuch cases of poisoning. Lead is obtained from galena, a sulphide of lead. Itis a soft and easily-worked metal. When freshly cut ithas quite a bright appearance, which is quickly tarnished.Silver is often present in lead ore, and…
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