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Scientific American, Vol. 22, No. 14 (April 1870) (1870)

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An illustration from Scientific American, Vol. 22, No. 14 (April 1870), 1870, leaf 0
which of the oils above-men- The one herewith illustrated works well on the model, and from -| to 1^- inches, inclusive, square thread, once parsing tioned you use ; but, for a pure white, oil of poppy is the we see no reason why it should not also work well in actual over the bolt with a No. 2… … stores it to its fluid LANDIS' SELF-CONNECTIKG CAR COUPLING. No. 2 single cen- state. But it must, ter machine is furnished with six sets of dies, six burrs (mas- Fig. 1 shows two cars with this coupling attached, but un- on no account, be sour; because, in that case, it would, by ter taps), cone,…

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