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Scientific American, Vol. 39, No. 8 (August 1878) (1878)

leaf 4

An illustration from Scientific American, Vol. 39, No. 8 (August 1878), 1878, leaf 4
th of the patient should terials to make it a success; and the only wonder is that so and the clutch, together with the fly-wheel and drill, are set at the same time be kept open It is sufficient to introduce simple and so inexpensive a process should not long ago m motion at a certain speed. At… … the oxygen taken up; this has been remarked in the case of enters a hole in the trace and prevents it from moving out of Fio. 1.—QUICK SPEED HAND DRILL observations extending over a long space of time. Grapes place before it is fully clamped by the wedge. C. The wedge can absorb or give off water…

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