-
- The Spectator, 2 January 1892
- Year: 1892
-
- The Spectator, 2 April 1892
- Year: 1892
-
-
- The Spectator, 8 October 1892
- Year: 1892
-
- The Spectator, 26 November 1892
- Year: 1892
-
- The Spectator, 1 July 1893
- Year: 1893
-
- The Spectator, 15 October 1892
- Year: 1892
-
- The Spectator, 18 February 1893
- Year: 1893
-
- The Spectator, 24 December 1892
- Year: 1892
-
-
-
- The Spectator, 21 November 1891
- Year: 1891
-
- The Spectator, 7 November 1891
- Year: 1891
-
- The Spectator, 9 July 1892
- Year: 1892
-
- The Spectator, 21 May 1892
- Year: 1892
-
- The Spectator, 5 March 1892
- Year: 1892
-
- The Spectator, 25 June 1892
- Year: 1892
-
- The Spectator, 13 August 1892
- Year: 1892
-
- The Spectator, 16 July 1892
- Year: 1892
-
- The Spectator, 20 August 1892
- Year: 1892
-
- The Spectator, 2 January 1892
- Year: 1892
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 2 April 1892
- Year: 1892
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- Scientific American (Supplement), 18 April 1891
- Year: 1891
- Publisher: Scientific American
- Language: English
- Place of Publication: New York
-
- The Spectator, 8 October 1892
- Year: 1892
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 26 November 1892
- Year: 1892
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 1 July 1893
- Year: 1893
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 15 October 1892
- Year: 1892
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 18 February 1893
- Year: 1893
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 24 December 1892
- Year: 1892
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- Scientific American (Supplement), 23 May 1891
- Year: 1891
- Publisher: Scientific American
- Language: English
- Place of Publication: New York
-
- Scientific American (Supplement), 25 April 1891
- Year: 1891
- Publisher: Scientific American
- Language: English
- Place of Publication: New York
-
- The Spectator, 21 November 1891
- Year: 1891
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 7 November 1891
- Year: 1891
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 9 July 1892
- Year: 1892
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 21 May 1892
- Year: 1892
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 5 March 1892
- Year: 1892
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 25 June 1892
- Year: 1892
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 13 August 1892
- Year: 1892
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 16 July 1892
- Year: 1892
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 20 August 1892
- Year: 1892
- Publisher: The Spectator
- Language: English
- Place of Publication: London