rough which a match or the points of scissors may and a half; refined loaf sugar, eight ounces; pure be introduced. for inventors. The annexed engraving illustrates a French brandy or alcohol, eight ounces ; with an ad- The arrangement will be readily understood from very simple invention in this… … hausen, Crawford & Co., at Pitts- heat is left free to be used in gener- SHOTWELL'S AIR HEATER. burgh, Pa. ating steam. By using hot air in the blast there is also effected a more complete combustion potasse, two ounces ; compound spirits of lavender, Mechanics aiding Farmers. of the coal. By the…
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