Image:Photophone.jpg

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Diagram of the Photophone. From [1]. The image is taken from Alexander Graham Bell's 1880 paper.

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	Date/Time	Dimensions	User	Comment
current	09:24, 17 August 2004	450×196 (21 KB)	Lupo (Talk \| contribs)	(Diagram of the Photophone. From [http://histv2.free.fr/bell/bell5.htm]. The image is taken from Alexander Graham Bell's 1880 paper.<br>{{PD}})