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Scientific American, Vol. 69, No. 18 (October 1893) (1893)

leaf 3

An illustration from Scientific American, Vol. 69, No. 18 (October 1893), 1893, leaf 3
, when we become accustomed to repeat lathe, whereby the werk may be moved vertically as portance were the practice of these theoretical exer a motion, always accomplished under the same condi- well as longitudinally and horizontally in front of the cises TO lead the pupil to sustain himself easily… … attention and without effort. This is the great magnetizing iron. From a long finely polished rod two Fig. 2.-DETAILS OF SWIMMING APPAEATUS. merit of the invention ; so we cannot praise the steel bars were cut adjacently, so that they were prac- A, chCTt support; B, chin rest; E E, support f«the…

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