hile 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… … secured by an adjustable pivot. The upper part of said These rollers, about which the cloth 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 lines.…
Improved · Patents · Consists · Iron · Inches · Scientific American · Science record · Trade catalogs · York city · Equal parts · Horse power · Broken stone · American supplement · Find directions · Copy scientific
Internet Archive · Public domain (published before 1931). Free to use for anything.
