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Scientific American, Vol. 33, No. 14 (1875) (1875)
leaf 8
aratus toany degree of a little cupola perched mathematically in the middle of the piece of mechanism, its ultimate strength, as a whole, is spring and dead weight action combined, (but also by the roof, looking as useless as it is out of place ; second, the in only equal to the strength in its… … MOLEL COUNTRY RESIDENCE A © 1875 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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