In 1859 he began, in concert with Sir William Thomson (afterwards Lord Kelvin), to work on problems respecting the making and use of cables, and the importance of his researches on the resistance of gutta-percha was at once recognized. [Please select]
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_ =Gutta-Percha Willie=, The Working Genius. [Please select]
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Obtain specimens of gutta-percha, resin, pitch, turpentine, shellac, copal, dammar, and creosote for study and inspection. [Please select]
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And here are the two bits of gutta-percha tubing to make into syphons. [Please select]
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The balloons were made of a strong but light Lyons silk, coated with gutta percha. [Please select]
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The limb or tail must be encased with leather or gutta percha. [Please select]
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Gutta serena is known by the organ being perfectly clear, but the iris remaining permanently fixed. [Please select]
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A muzzle must be employed, if nothing else can be used; but generally a leather boot, or gutta percha case moulded to the part, has answered admirably. [Please select]
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In the last cases, the gutta serena departs as the animal recovers; but in the first-named, sometimes it is constant, and no medicine appears to affect it for good or for evil. [Please select]
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