Alexander Graham Bell
Alexander Graham Bell (Edinburgh, Sekotlan, 3 Maret 1847 – Baddeck Nova Scotia, Kanada, 2 Agustus 1922) iku ngèlmuwan Sekotlan lan salah sijining priyayi sing nemu tilpun. Bell uga sing ngyasakaké firma télépon Bell Telephone Company.

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Pranala njaba 

 
 Bell Homestead, National Historic Site
 Alexander Bell.com - Telecom Pionneers by Phonebook of the World.com
 Pidato Bell  di hadapan American Association for the Advancement of Science di Boston padha 27 Agustus 1880, menghadirkan fotopon. Dimuat sebagai "On the Production and Reproduction of Sound by Light" di American Journal of Sciences, Third Series, vol. XX, #118, Oktober 1880, hh. 305 - 324; dan sebagai "Selenium and the Photophone" di Nature, September 1880

Lair 1847
Bell