-
- The Spectator, 13 February 1869
- Year: 1869
-
- The Spectator, 18 September 1897
- Year: 1897
-
-
-
-
- The Spectator, 4 July 1896
- Year: 1896
-
- The Spectator, 15 August 1896
- Year: 1896
-
- The Spectator, 23 May 1896
- Year: 1896
-
- The Spectator, 25 July 1896
- Year: 1896
-
- The Spectator, 13 June 1896
- Year: 1896
-
- The Spectator, 13 February 1869
- Year: 1869
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 18 September 1897
- Year: 1897
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- Scientific American (Supplement), 26 January 1895
- Year: 1895
- Publisher: Scientific American
- Language: English
- Place of Publication: New York
-
- Scientific American (Supplement), 12 January 1895
- Year: 1895
- Publisher: Scientific American
- Language: English
- Place of Publication: New York
-
- Scientific American (Supplement), 12 February 1881
- Year: 1881
- Publisher: Scientific American
- Language: English
- Place of Publication: New York
-
- The Spectator, 4 July 1896
- Year: 1896
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 15 August 1896
- Year: 1896
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 23 May 1896
- Year: 1896
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 25 July 1896
- Year: 1896
- Publisher: The Spectator
- Language: English
- Place of Publication: London
-
- The Spectator, 13 June 1896
- Year: 1896
- Publisher: The Spectator
- Language: English
- Place of Publication: London