-
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Appletons' Popular Science Monthly, January 1899
Various
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Appletons' Popular Science Monthly, November 1898
Various
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Appletons' Popular Science Monthly, February 1899
Various
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Appletons' Popular Science Monthly, December 1898
Various
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Scientific American, Vol. XXXIX.No. 6. [New Series.], August 10, 1878
Various
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The Edinburgh New Philosophical Journal, Vol. XLIX
Various
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Lippincott's Magazine of Popular Literature and Science, Vol. 20, No. 33, November 1877
Various
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Scientific American, Vol. XLIII.—No. 1. [New Series.], July 3, 1880
Various
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Scientific American, Vol. XXXVII.—No. 2. [New Series.], July 14, 1877
Various
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Scientific American, Vol. XXXIX.—No. 24. [New Series.], December 14, 1878
Various
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Scientific American Supplement, No. 648, June 2, 1888.
Various
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Lippincott's Magazine of Popular Literature and Science, Volume 20. December, 1877
Various
-
Lippincott's Magazine of Popular Literature and Science, Volume 20, September, 1877.
Various
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Lippincott's Magazine of Popular Literature and Science, Volume 20. July, 1877.
Various
-
Lippincott's Magazine of Popular Literature and Science, Volume 26, July 1880.
Various
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Lippincott's Magazine of Popular Literature and Science, Vol. 20, August 1877
Various
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Scientific American magazine Vol 2. No. 3 Oct 10 1846
Various
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Lippincott's Magazine of Popular Literature and Science, Vol. 26, October, 1880
Various
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Lippincott's Magazine of Popular Literature and Science, Volume 15, No. 89, May, 1875
Various
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Lippincott's Magazine, September, 1885
Various
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Philosophical Transactions of the Royal Society - Vol 1 - 1666
Various
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Scientific American magazine, Vol. 2 Issue 1
Various
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Buchanan's Journal of Man, January 1888
-
Buchanan's Journal of Man, December 1887
-
Buchanan's Journal of Man, November 1887
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