Tunzelmann, George William von, 1856- · New York, Scribner & Welford · leaf 231
sageby the aid of the electric light with perfect success inApril 1886, and the example was followed shortly after-wards by other vessels with such success that the companydecided to extend the permission to all vessels, and at thesame time, by providing beacons and light-buoys to guidethe vessels…
Electric industries · Electricity
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