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Scientific American, Vol. 29, No. 1 (July 1873) (1873)

leaf 6

An illustration from Scientific American, Vol. 29, No. 1 (July 1873), 1873, leaf 6
worked to withdraw the latch nures. Their putrefaction in the soil is, however, a very shafts and cog wheels, gearing with the cutting shaft as without pressing the handle of the lever, H, inward, and so slow process, hence it is of importance to obtain their nitro- shown, it is drawn up to the… … as the product of distilla- than it can be accomplished by RICKART'S PATENT HUB LATHE. tion. hand, for the reason that the from opening the gate by rubbing against it. The gate may hubs are turned perfectly smooth and of exact uniformity in be constructed of wire, iron, or any other suitable…

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