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Scientific American, Vol. 90, No. 9 (1904) (1904)

leaf 4

An illustration from Scientific American, Vol. 90, No. 9 (1904), 1904, leaf 4
n be at once moved to another face of the water, the air being supplied through hose COUNTING DEVICE. normally holds up position. By using this apparatus the services of a connections just as it is furnished the diver. The the rear end of the diver can be frequently dispensed with, while it also… … supply intense heat and blinding smoke in large of T.iverpool and Manchester have been quite iso- A WATER SHADE. lated from London. Ow- quantities, and these are the greatest obstacles ing to the serious incon- which the ffire fighters venience thus caused, and have to combat in their the…

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