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Scientific American, Vol. 43, No. 1 (1880) (1880)

leaf 3

An illustration from Scientific American, Vol. 43, No. 1 (1880), 1880, leaf 3
g near midnight, June 11, two of the large pas- an efficient code of whistle signals to iudicate the several were made in all these, and the liberated oil ran harmlessly down into a stream. This novel target practice greatly points of compass. The second need is supplied by the in senger steamers… … well known tu be a conductor for lightning; the rise of with New York are veritable palaces, built re- hydrocarbon vapors is illustrated by the balloon. gardless of expense, and supplied with every If the theory we have-outlined is correct, the remedy for The aim of the topophone, which was…

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