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Scientific American, Vol. 49, No. 4 (July 1883) (1883)

leaf 4

An illustration from Scientific American, Vol. 49, No. 4 (July 1883), 1883, leaf 4
Fig. 3, which is made with a half silver.") Wieck's Oewerbe Zeitung, is both safe and rapid. Rainbow colors are produced on brass buttons by string- collar at its base, working in a recess of the drawhead in The painting is first removed from the frame, and the dust such a way that it cannot come… … as above described, acquire their original colors and fresh- In recent times small articles are also roughened by dipping AUBBOSE'S AUTOUATIC FBEIGHT CAB COUFLEB. in strong nitric acid, and, after washing and drying, they ness. < ■ > •■— are coated with a rapidly drying alcohol varnish that has…

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