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Scientific American Supplement, No. 508, September 26, 1885

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Scientific American Supplement, No. 514, November 7, 1885

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Scientific American Supplement, No. 520, December 19, 1885

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Scientific American Supplement, No. 530, February 27, 1886

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Scientific American Supplement, No. 531, March 6, 1886

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Scientific American Supplement, No. 561, October 2, 1886

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Scientific American Supplement, No. 586, March 26, 1887

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Scientific American Supplement, No. 595, May 28, 1887

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Scientific American Supplement, No. 598, June 18, 1887

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Scientific American Supplement, No. 601, July 9, 1887

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Scientific American Supplement, No. 611, September 17, 1887

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Scientific American Supplement, No. 613, October 1, 1887

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Scientific American Supplement, No. 620, November 19,1887

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Scientific American Supplement, No. 623, December 10, 1887

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Scientific American Supplement, No. 633, February 18, 1888

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Scientific American Supplement, No. 643, April 28, 1888

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Scientific American Supplement, No. 647, May 26, 1888

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Scientific American Supplement, No. 648, June 2, 1888.

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Scientific American Supplement, No. 664, September 22,1888

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Scientific American Supplement, No. 711, August 17, 1889

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Scientific American Supplement, No. 717, September 28, 1889

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Scientific American Supplement, No. 787, January 31, 1891

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Scientific American Supplement, No. 794, March 21, 1891

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Scientific American Supplement, No. 795, March 28, 1891

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Scientific American Supplement, No. 799, April 25, 1891

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Scientific American Supplement, No. 803, May 23, 1891

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Scientific American Supplement, No. 810, July 11, 1891

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Scientific American Supplement, No. 821, September 26, 1891

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Scientific American Supplement, No. 829, November 21, 1891

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Scientific American Supplement, No. 832, December 12, 1891

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