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Scientific American Supplement, No. 711, August 17, 1889
Various
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Philosophical Transactions of the Royal Society - Vol 1 - 1666
Various
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Buchanan's Journal of Man, June 1887
-
Lippincott's Magazine of Popular Literature and Science, Volume 22. July, 1878.
Various
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Buchanan's Journal of Man, May 1887
-
Lippincott's Magazine of Popular Literature and Science, Volume 12, No. 31, October, 1873
Various
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Appletons' Popular Science Monthly, February 1899
Various
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Appletons' Popular Science Monthly, April 1900
Various
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Buchanan's Journal of Man, January 1888
-
Buchanan's Journal of Man, March 1887
-
Lippincott's Magazine of Popular Literature and Science, Volume 17, No. 098, February, 1876
Various
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Scientific American, Volume 56, No. 9, February 26, 1887
Various
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Scientific American, Vol. XLIII.—No. 1. [New Series.], July 3, 1880
Various
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Scientific American Supplement, No. 344, August 5, 1882
Various
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Buchanan's Journal of Man, October 1887
-
Scientific American, Vol. XXXIX.—No. 24. [New Series.], December 14, 1878
Various
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Scientific American Supplement, No. 821, September 26, 1891
Various
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Scientific American, Volume 22, No. 1, January 1, 1870
Various
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Lippincott's Magazine of Popular Literature and Science, December 1878
Various
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The Popular Science Monthly, October, 1900
Various
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Philosophical transactions, Vol. L. Part I. For the year 1757.
Various and Royal Society
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Buchanan's Journal of Man, July 1887
-
Scientific American Supplement, No. 561, October 2, 1886
Various
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Scientific American Supplement, No. 633, February 18, 1888
Various
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Scientific American Supplement, No. 799, April 25, 1891
Various
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