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The life story of the late Sir Charles Tilston Bright, civil engineer; with which is incorporated the story of the Atlantic cable, and the first telegraph to India and the colonies (1899)

Bright, Edward Brialsford, 1831-, Bright, Charles, 1863- · Westminster : A. Constable · leaf 457

An illustration from The life story of the late Sir Charles Tilston Bright, civil engineer; with which is incorporated the story of the Atlantic cable, and the first telegraph to India and the colonies, 1899, leaf 457
r and olderwood. The size I fix is 18 feet in length, by 9 inches diameter, at thelower end, and 5^ to 6 at the top, measured after being barked. 42.5 APPENDIX Crossing poles vary from 20 to 28 feet, according to the height of therailway cutting. Ans-iuer ^yrd.—I have the poles well charred, from… … SECTIONAL VIEW OF IJRIGHT S INSULATOR Aitsiuer \th.—Insulations. — The insulators first used by theMagnetic Company were of gutta percha, of the surface character ofinsulations, being simply two oblong pieces of gutta percha, about fiveinches in length, laid together while warm over the wire at the…

Bright, Charles Tilston, Sir, 1832-1888 · Transatlantic cables · Telegraph

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