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Scientific American, Vol. 96, No. 1 (1907) (1907)

leaf 9

An illustration from Scientific American, Vol. 96, No. 1 (1907), 1907, leaf 9
lished from the the careful preparation of every detail, both scientific ental artists, and are so cleverly and skillfully exe- shock. and practical, and the excellent manner in which cuted as to be almost impossible of detection. The accident presents an interesting illustration of everything has… … else at an angle of 90 degrees to the horizontal good engineering practice. The development in this plane. field will be the extension of the work beyond the re- For this reason, an ordinary compass proves quite quirement for the bachelor’s degree or the engineering inefficient at the magnetic…

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