-
- Scientific American, 13 July 1889
- Year: 1889
-
- Scientific American, 6 July 1889
- Year: 1889
-
- The Pall Mall Budget, 21 February 1895
- Year: 1895
-
- The Pall Mall Budget, 6 June 1895
- Year: 1895
-
- The Pall Mall Budget, 27 June 1895
- Year: 1895
-
- The Pall Mall Budget, 25 April 1895
- Year: 1895
-
- Scientific American, 7 February 1891
- Year: 1891
-
- Scientific American, 21 March 1891
- Year: 1891
-
- Scientific American, 14 March 1891
- Year: 1891
-
- Scientific American, 7 March 1891
- Year: 1891
-
- Scientific American, 13 July 1889
- Year: 1889
- Publisher: Scientific American
- Language: English
- Place of Publication: New York
-
- Scientific American, 6 July 1889
- Year: 1889
- Publisher: Scientific American
- Language: English
- Place of Publication: New York
-
- The Pall Mall Budget, 21 February 1895
- Year: 1895
- Publisher: The Pall Mall Budget
- Language: English
- Place of Publication: London
-
- The Pall Mall Budget, 6 June 1895
- Year: 1895
- Publisher: The Pall Mall Budget
- Language: English
- Place of Publication: London
-
- The Pall Mall Budget, 27 June 1895
- Year: 1895
- Publisher: The Pall Mall Budget
- Language: English
- Place of Publication: London
-
- The Pall Mall Budget, 25 April 1895
- Year: 1895
- Publisher: The Pall Mall Budget
- Language: English
- Place of Publication: London
-
- Scientific American, 7 February 1891
- Year: 1891
- Publisher: Scientific American
- Language: English
- Place of Publication: New York
-
- Scientific American, 21 March 1891
- Year: 1891
- Publisher: Scientific American
- Language: English
- Place of Publication: New York
-
- Scientific American, 14 March 1891
- Year: 1891
- Publisher: Scientific American
- Language: English
- Place of Publication: New York
-
- Scientific American, 7 March 1891
- Year: 1891
- Publisher: Scientific American
- Language: English
- Place of Publication: New York