ndering access practicable to such face, is shown in the accompanying illustration, and 1 and 2), which is screwed to the extremity, A, of the muz- has been patented by William E. Harris, of No. 207 zle, which has been previously threaded to this effect. Twenty-eighth Street, Chicago, 111. The… … same role. force it instantly to closed position as soon as its nor- When the inventor submitted his mal support, the glass, is removed, and thus prevent HARRIS' THAWING APPARATUS. idea to the ministers of war and the escape of steam or hot water from the boiler, the navy, it was not thought that…
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