in theopposite direction a new fulcrum is obtained for arepetition of the operation. In this manner the freeend of the chain is gradually moved along with thechain passing around the pulleys, thus drawing thesheave and rod along half the distance the free endof the chain has been moved. By means of… … SMYTHS LEVEE DEVICE. sible to continue the successive pulls on the rod, whenthe lever device reaches the fastened end of the chainand the two parts to be drawn together are still sepa-rated. • m > » THE YEAE OF 1901 IN THE KLONDIKE. BY JAME8 HAROLD THOMPSON. It is the history of a Placer Mining…
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