1890 to 1899
Bell and his supporters form the American Association to Promote the Teaching of Speech to the Deaf.
December 27, 1890
Letter from Mark Twain to Gardiner G. Hubbard, "The Father-in-law of the Telephone"
Bell participates in the formal opening of long-distance telephone service between New York and Chicago.
Death of Gardiner Greene Hubbard; Bell is elected President of the National Geographic Society in his stead.
Bell is elected a Regent of the Smithsonian Institution.
Acquiring the American Bell Telephone Company's business and property, the American Telephone and Telegraph Company becomes the parent company of the Bell System.