The industries of the world; a complete course of technical education for the manufacturer, operative, and all persons engaged or interested in trade and commerce (1881)
Wylde, James · London, New York, The London Printing and Publishing Company, limited · leaf 218
he and lead. Indeed, on boiling it in nitric acid, Romans. In Belgium an exceedingly rich mine to convert the metal from a sulphide into a occurs. France has also extensive sources of sulphate, the latter and a little sulphur, with no lead ; and the same may be said of Prussia and other… … Fig. 1 1 5. — Ancient Metal Mirrors. berland. Of this an excellent model was shown full working of which would supply the demand by the late Mr. Thomas Sopwith, in the London of the entire civilised world. In numerous cases Exhibition of 1862. Dr. Ansted thus describes the lead is mixed with…
Industrial arts · Technology
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