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Scientific American, Vol. 20, No. 11 (March 1869) (1869)

leaf 7

An illustration from Scientific American, Vol. 20, No. 11 (March 1869), 1869, leaf 7
In the rainy sea pieces is rolled under the hand into»a long roll, with a bulb justable as to hight, on which revolves a curved arm, B, to the son they are apt to get black, but by waBhing them with soap at one end to form the bowl; and in this state they are laid extremity of which is attached a… … upon these the bowlB of the pipeB are supported, the ends test of kerosene oil: " Take a cup or tumbler, fill it resting upon circular pieces of pottery, which stand on small nearly full of water (previously tested by the thermome- loose pillars rising up in the center. By this arrangement a ter to…

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