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Scientific American Supplement, No. 829, November 21, 1891
Various
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Scientific American Supplement, No. 358, November 11, 1882
Various
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Scientific American Supplement, No. 447, July 26, 1884
Various
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Scientific American Supplement, No. 595, May 28, 1887
Various
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Scientific American Supplement, No. 598, June 18, 1887
Various
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Scientific American Supplement, No. 787, January 31, 1891
Various
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Scientific American Supplement, No. 643, April 28, 1888
Various
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Scientific American Supplement, No. 711, August 17, 1889
Various
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Scientific American Supplement, No. 601, July 9, 1887
Various
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Scientific American Supplement, No. 492, June 6, 1885
Various
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Scientific American Supplement, No. 312, December 24, 1881
Various
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