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Scientific American, Vol. 84, No. 18 (1901) (1901)

leaf 8

An illustration from Scientific American, Vol. 84, No. 18 (1901), 1901, leaf 8
the each side, sufficient air has collected to sustain the total being twelve or fifteen skeletons and skins. This ever, they commenced to sniff the air and became un- entire apparatus. New masses of air continually col- is all that remains to represent a species which we3 quiet, but without… … machine, Hofman in- for armor plate in which tends .to use coal as nickel steel was used. = It is also said that suits fuel, although the fir- ing of the boiler with will now be _ brought petroleum has also against other manu- been contemplated. facturers who use nickel The wing or sail sur- steel…

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