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Scientific American, Vol. 6, No. 51 (1851) (1851)

leaf 3

An illustration from Scientific American, Vol. 6, No. 51 (1851), 1851, leaf 3
. ness, a3 is often done with others, and for lo- which it is secured, and by a small shaft and comotives it will exclude dirt and dust, and The block tobe acted upon has peculiar move. steamboat engine, showing the working of the bevel gearing to the Indicator, which has a can be filled with one… … is a great improvement, as the sails can be ged, that but four boxes are used for oneswarm pointed with great ease to any point of the crank on the main abafé of the engine. of bees having communication through ull the compass. Head or contrury winds are not one and a half inches. It is exceedingly…

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