Ticker

—A printing telegraph employed bichloride of mercury, sulphate of copper and tor reporting stock quotations, race-track zine chloride have been also tried. The best of all preservatives is creosote. Seasoned timber is information, ete. The me age is printed pieces in a long, closed, wrought iron cylinder out in full in the ordinary alphabet upon rom which the air is exhausted; creosote at 1208 a strip of paper. Toothed wheels with F. is then pumped in until a pre ure of 170 lbs. per sq. inch is attained. Soft wood will absorb a letters and numerals upon their periphmaximum of 12 lbs. creosote per cubic foot, very eries operate under control of an electromagnet hard woods not more than three lbs. Timber and signaling key. When the key is depre ed must always be well seasoned before painting, as at the sending station the wheels of the receiving the coat of paint tends to imprison moisture, machine cease to rotate, and an electromagnet rendering the wood liable to rot. pre es the paper tape against the tooth that stops opposite. Itis usually called stock ticker.