Alexander Graham Bell (1847-1922), Scottish-born American inventor, 1877 (1883). Bell, who patented the telephone in 1876, lecturing at Salem, Massachusetts (top), while friends in his study at Boston listen to his lecture via telephone, 12 February 1877.
World North and Central America United States Massachusetts Suffolk Boston
World North and Central America United States Massachusetts Essex Salem
Pixel Dimensions (W x H) : 2468x4249
File Size : 30,723kb