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Show SCIENTIFIC WAIFS. A hole one one-thousandth ot sn inch iu diameter can now be bored tiwughadia mood, a sapphire or a ruby. A Port Huron (Mich.) faeior'y is said to be making underclothes from wood fi lier, which are equal in all respects to those made of wool. Colors passing through, a prism can be made to produce sounds. Green and red lights produce the loudest; noise and bine and yellow the faintest. It is said that a Sveiss savanti has madeo discovery by which be reduces milk to a dry powder in such a manner that by the addition of water it at onoe assumes all its natural properties. Professor Rowland, the well known electrician and physicist, has just completed com-pleted a perfect screw for an improved form of his dividing engine. With the machine now in use he is able to draw 50,000 lines regularly to the inch. With the new machine he can draw 1,000,004 lines to the inch with regularity. |
