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Philosophical Transactions of the Royal Society - Vol 1 - 1666
Various
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Scientific American Supplement, No. 460, October 25, 1884
Various
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Buchanan's Journal of Man, March 1887
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Lippincott's Magazine of Popular Literature and Science, Volume 12, No. 31, October, 1873
Various
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Lippincott's Magazine of Popular Literature and Science, Volume 11, No. 27, June, 1873
Various
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Lippincott's Magazine of Popular Literature and Science, Volume 20. December, 1877
Various
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Lippincott's Magazine of Popular Literature and Science, Volume 17, No. 097, January, 1876
Various
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Scientific American Supplement, No. 586, March 26, 1887
Various
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Scientific American Supplement, No. 530, February 27, 1886
Various
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Scientific American Supplement, No. 481, March 21, 1885
Various
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Scientific American Supplement, No. 664, September 22,1888
Various
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Buchanan's Journal of Man, January 1888
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Scientific American Supplement No. 819, September 12, 1891
Various
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Lippincott's Magazine of Popular Literature and Science, December 1878
Various
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Appletons' Popular Science Monthly, February 1899
Various
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Appletons' Popular Science Monthly, July 1899
Various
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Scientific American Supplement, No. 384, May 12, 1883
Various
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Scientific American Supplement, No. 488, May 9, 1885
Various
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Scientific American Supplement, No. 620, November 19,1887
Various
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Scientific American Supplement, No. 315, January 14, 1882
Various
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Appletons' Popular Science Monthly, September 1899
Various
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Scientific American, Vol. XLIII.—No. 1. [New Series.], July 3, 1880
Various
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Scientific American, Vol. XXXIX.—No. 24. [New Series.], December 14, 1878
Various
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Lippincott's Magazine of Popular Literature and Science, Volume 11, No. 23, February, 1873
Various
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Lippincott's Magazine of Popular Literature and Science, Volume 26, July 1880.
Various
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