centi- end of the lower'bar are two rods, placed a suitable dis- meters long and half a millimeter thick, which has just tance apart to receive the dashboard between them. been heated to a red glowing heat, is placed in the re- These bars are held to the dashboard by U-shaped tort. * The fluid is… … Sometimes the globules of mercury are visible to the DICKIESONS’ BINDING FILE. elips, as shown in the engraving. The horizontal part naked eye, but the safest way of examining them is by of the protector—that stretching in front toward the means of the microscope. ~ to remove those already on, it…
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![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten15unit-609-341.webp)
