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Scientific American Supplement, No. 821, September 26, 1891
Various
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Scientific American Supplement, No. 312, December 24, 1881
Various
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Scientific American Supplement, No. 315, January 14, 1882
Various
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Scientific American Supplement, No. 1157, March 5, 1898
Various
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Scientific American Supplement, No. 446, July 19, 1884
Various
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Scientific American Supplement, No. 810, July 11, 1891
Various
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Scientific American Supplement, No. 648, June 2, 1888.
Various
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Scientific American Supplement, No. 363, December 16, 1882
Various
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Scientific American Supplement, No. 492, June 6, 1885
Various
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Scientific American Supplement, No. 595, May 28, 1887
Various
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Scientific American Supplement, No. 613, October 1, 1887
Various
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