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Scientific American, Vol. 64, No. 4 (January 1891) (1891)

leaf 4

An illustration from Scientific American, Vol. 64, No. 4 (January 1891), 1891, leaf 4
e use of a chemical balance as ac- A line shaft with two drums to each hatch enables the resistance of the rheostat. curately as by the gravimetric process. It must be free the boat to handle ninety-six barrels of flour at one It is not essential that all of the lamps should be of from danger,… … flanging is done by a Tweddle hydraulic flanger, the NEW LAKE STEAMSHIP THE NORTH WIND. plate being heated to a bright cherry-red. A length of about 8 ft. can be flanged at each heat. Furnace allow of comparative determinations of the fat in the boats are capable of carrying about 2,.500 net tons…

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