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Scientific American Supplement, No. 530, February 27, 1886
Various
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Scientific American Supplement, No. 531, March 6, 1886
Various
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Scientific American Supplement, No. 810, July 11, 1891
Various
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Scientific American Supplement, No. 561, October 2, 1886
Various
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Scientific American Supplement, No. 441, June 14, 1884.
Various
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Scientific American Supplement, No. 470, January 3, 1885
Various
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Scientific American Supplement, No. 787, January 31, 1891
Various
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Scientific American Supplement, No. 363, December 16, 1882
Various
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Scientific American Supplement, No. 484, April 11, 1885
Various
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Scientific American Supplement, No. 648, June 2, 1888.
Various
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Scientific American Supplement, No. 595, May 28, 1887
Various
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