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Scientific American Supplement, No. 620, November 19,1887
Various
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Scientific American Supplement, No. 1178, June 25, 1898
Various
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Scientific American Supplement, No. 430, March 29, 1884
Various
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Scientific American Supplement, No. 530, February 27, 1886
Various
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Scientific American Supplement, No. 803, May 23, 1891
Various
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Scientific American Supplement, No. 385, May 19, 1883
Various
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Scientific American Supplement, No. 441, June 14, 1884.
Various
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Scientific American Supplement, No. 324, March 18, 1882
Various
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Scientific American Supplement, No. 613, October 1, 1887
Various
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Scientific American Supplement, No. 492, June 6, 1885
Various
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Scientific American Supplement, No. 470, January 3, 1885
Various
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