moves in obedience to the machinery, the nut The SCIENTIFIC AMERICAN will be found a most useful journal tothem. All the new discoveries in the science of chemistry are given curately fitted to corresponding projections on the | in the lever runs up and depresses the opposite end in its columns,… … For all clubs of Twenty and over the yearly subscription is only Below the two standard plates on which the ma- for the purpose of generating the electric force ; then $200. Names can be sent in at different times and from different chinery is placed may be seen a spur wheel connect. Pos--ofices.…
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