AUTOMATIC TIDE SIGNAL.
PUB PRHSS ABS'KIUnoN Wellis-oton, February 26. A pitent automata tide-signalling device, inven'eJ by Ojp'ain Allmm i and chief pngineer F. Olenn ill, of tho i steamer M.narot, wis tested to-day ' b fore a gathering of shipping me l %t the ro>ras of the Shipmasters' Associa- ■ tion. The device, which is intended for ha-bon i- bars, stinds 15 feet high, I having a semaphore arm moved by ft Q >at attached to a shaft operating the i 'semaphore. The r : S9 and fall of tha ' tide raises or lowers the arm, and figures pointed on the arc denote the amount of water on the bar. These figures may be s*en two or throe miles away. At night another apparatus is brought into play, by which s light is shown at fl x>d tide, and as the tide goes down the light is obioured. It was considered thit the device would be of great use at all tidal harbours.
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Taranaki Daily News, Volume XXXXV, Issue 50, 27 February 1903, Page 2
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160AUTOMATIC TIDE SIGNAL. Taranaki Daily News, Volume XXXXV, Issue 50, 27 February 1903, Page 2
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