Jones, R. Victor SArchived 11 October 2012 at the Wayback Machine d" Electrochemical Telegraph (1808-10)], Harvard University website. Attributed to "Semaphore to Satellite", International Telecommunication Union, Geneva 1965. Retrieved 2009-05-01
Jones, R. Victor SArchived 11 October 2012 at the Wayback Machine d" Electrochemical Telegraph (1808-10)], Harvard University website. Attributed to "Semaphore to Satellite", International Telecommunication Union, Geneva 1965. Retrieved 2009-05-01
Farley, Tom; van der Hoek, Mark (1 January 2006). "Cellular Telephone Basics". PrivateLine. Archived from the original on 3 May 2012. Retrieved 22 April 2012.
Several Italian encyclopedias claim Meucci as the inventor of the telephone, including: the "Treccani"; the Italian version of Microsoft digital encyclopedia, Encarta; Enciclopedia Italiana di Scienze, Lettere ed Arti (Italian Encyclopedia of Science, Literature and Arts).
Jones, R. Victor SArchived 11 October 2012 at the Wayback Machine d" Electrochemical Telegraph (1808-10)], Harvard University website. Attributed to "Semaphore to Satellite", International Telecommunication Union, Geneva 1965. Retrieved 2009-05-01
Puskás Tivadar (1844 - 1893) (short biography), Hungarian History website. Retrieved from Archive.org, February 2013.
Farley, Tom; van der Hoek, Mark (1 January 2006). "Cellular Telephone Basics". PrivateLine. Archived from the original on 3 May 2012. Retrieved 22 April 2012.