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- Scientific American (Supplement), 7 May 1898
- Year: 1898
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- The Spectator, 23 February 1878
- Year: 1878
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- The Spectator, 16 February 1867
- Year: 1867
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- The Spectator, 23 June 1877
- Year: 1877
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- The Spectator, 1 September 1877
- Year: 1877
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- The Spectator, 21 July 1877
- Year: 1877
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- The Spectator, 2 November 1878
- Year: 1878
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- The Spectator, 31 August 1878
- Year: 1878
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- The Spectator, 24 August 1878
- Year: 1878
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- The Spectator, 7 September 1878
- Year: 1878
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- The Spectator, 17 May 1879
- Year: 1879
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- Scientific American (Supplement), 7 May 1898
- Year: 1898
- Publisher: Scientific American
- Language: English
- Place of Publication: New York
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- The Spectator, 23 February 1878
- Year: 1878
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 16 February 1867
- Year: 1867
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 23 June 1877
- Year: 1877
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 1 September 1877
- Year: 1877
- Publisher: The Spectator
- Language: English
- Place of Publication: London
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- The Spectator, 21 July 1877
- Year: 1877
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- Scientific American (Supplement), 26 August 1882
- Year: 1882
- Publisher: Scientific American
- Language: English
- Place of Publication: New York
-
- Scientific American (Supplement), 28 May 1898
- Year: 1898
- Publisher: Scientific American
- Language: English
- Place of Publication: New York
-
- Scientific American (Supplement), 14 May 1898
- Year: 1898
- Publisher: Scientific American
- Language: English
- Place of Publication: New York
-
- Scientific American (Supplement), 21 May 1898
- Year: 1898
- Publisher: Scientific American
- Language: English
- Place of Publication: New York
-
- The Spectator, 2 November 1878
- Year: 1878
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- Scientific American (Supplement), 2 September 1882
- Year: 1882
- Publisher: Scientific American
- Language: English
- Place of Publication: New York
-
- The Spectator, 31 August 1878
- Year: 1878
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 24 August 1878
- Year: 1878
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 7 September 1878
- Year: 1878
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- Scientific American (Supplement), 27 August 1898
- Year: 1898
- Publisher: Scientific American
- Language: English
- Place of Publication: New York
-
- Scientific American (Supplement), 10 September 1898
- Year: 1898
- Publisher: Scientific American
- Language: English
- Place of Publication: New York
-
- Scientific American (Supplement), 19 November 1898
- Year: 1898
- Publisher: Scientific American
- Language: English
- Place of Publication: New York
-
- Scientific American (Supplement), 11 June 1898
- Year: 1898
- Publisher: Scientific American
- Language: English
- Place of Publication: New York
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- The Spectator, 17 May 1879
- Year: 1879
- Publisher: The Spectator
- Language: English
- Place of Publication: London