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Scientific American, Vol. 84, No. 23 (1901) (1901)

leaf 4

An illustration from Scientific American, Vol. 84, No. 23 (1901), 1901, leaf 4
ementary to the regu- ures 2%, feet at its greatest width and is 3 feet deep. lar alarm apparatus, connection between all the It is well stayed with wooden ribs and braced with various workings of a mine is maintained by means of steel wires and covered with canvas a system of electric bells and… … THE KRIEGER ELECTRICAL AUTOMOBILE, The steering will be done by running require more than ordinary attention one propeller faster than the other in a from its owner. It must also cover a way analogous to the way in which an ocean steamer considerable distance without recharging, in spite of the…

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