the pressure above the point at which it may have that have been suggested by the new art of construct- flat spring, d. This spring is forced against the bar, been adjusted. ing iron-plated ships, we give engravings of War- c, by means of two screws, / f, and a third screw, e. The patent for this… … the rod, d, giving a second able, since at the begin- WARBURTON'S NON-GLANCING PROJECTILE. blow ; and the inventor ning of the experiment It imagines that these two blows will have more force was coated, to a thickness of 3-10( of an inch, turning it, and this screw is so near the fulcrum of than…
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