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Scientific American Supplement, No. 648, June 2, 1888.
Various
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Scientific American Supplement, No. 829, November 21, 1891
Various
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Scientific American Supplement, No. 620, November 19,1887
Various
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Scientific American Supplement, No. 803, May 23, 1891
Various
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Scientific American Supplement, No. 470, January 3, 1885
Various
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Scientific American Supplement, No. 810, July 11, 1891
Various
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Scientific American Supplement, No. 611, September 17, 1887
Various
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Scientific American Supplement, No. 492, June 6, 1885
Various
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Scientific American Supplement, No. 799, April 25, 1891
Various
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Scientific American Supplement, No. 598, June 18, 1887
Various
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Scientific American Supplement, No. 363, December 16, 1882
Various
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