Alexander Graham Bell (1847-1922) Scottish-born American inventor, lecturing on his telephone at Salem (top) while friends in his study at Boston list

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Alexander Graham Bell (1847-1922) Scottish-born American inventor, lecturing on his telephone at Salem (top) while friends in his study at Boston listen to his lecture - 12 February 1877. Wood engraving published New York 1890.

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Photo credit: © Universal History Archive/UIG/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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