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Scientific American, Vol. 34, No. 18 (1876) (1876)

leaf 3

An illustration from Scientific American, Vol. 34, No. 18 (1876), 1876, leaf 3
ile an efficient and useful implement, can be made and flies, mosquitoes, etc., is durable, and not costly. It consists sold at a very cheap rate. The standard is of oak, and is Temperature Fatal to Animals, of a broad band of wire cloth secured to rollers as shown. fixed above to receive the… … mill secured by an adjustable pivot. The upper part of said These rollers, about which thecloth is wound so as to adapt handle is rounded, and takes against a similarly formed it to the width of the window, are held in place by two brass portion of the lifting step, as indicated by the dotted…

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