N/A.Alexander inventions. May 2,2017. 2017
http://www.history.com/topics/inventions/alexander-graham-bell>
Paul Bouton technology.May 1,2017
http://www.nbcnews.com/id/6186351/ns/technology_and_science/t/technological-revolution/#.WQizFZArK3A>
Quay Ambur tech May 1,2017
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Quay Amber May 2,2017
technologies-that-changed-the-world-131040>
N/A Alexander Graham May 2,2017
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N/A.Henry Blair May 2,2017
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N/A.steve jobs May 3,2017
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N/A.nikola telsa May 3,2017
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