tight. As shown in the engraving, the tube, t, leads the = [NA Cay, water into the lower part of the mold, and the water enters by the openings, #, becomes heated, rises, circulating be- tween the envelope, f, and the wooden wrapper, and leaves by the tube. %, at the upper portion. The trunnions, }… … C, is formed ashort arm, D, projecting at right angles, or nearly at right angles, with the jaw, C. Upon the forward end of the other handle, B, is formed a short jaw, E, which is curved inward, and has teeth formed upon both its iuner and outer sides, to cause it to take a firmer hold upon the a…
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![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer02inte-373-207.webp)