ition to the city, abuut 7 great distance of the channel from the shore made it on Fig. 1; in fact, there are several channels across the miles, and further study and experiment, led to the necessary to adopt some system of floating lights. entrance bar, used according to their depth. Nearly very… … show clearly tne new system. The spar buoys are moderate draught use the South and Swash channels, tem of electrically lighted spar buoys was determined juniper wood 50 feet long, held in place by mushroom as these are by far more direct than by the extremely upon and installed in 1888, the first…
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