| 1890 | August-September | Bell and his supporters form the American Association to Promote the Teaching of Speech to the Deaf. |
 Fourth summer meeting of the American Association for the Promotion of Teaching Speech to the Deaf...
Reproduction Number LC-USZ62-122248.
Gilbert H. Grosvenor Collection, Prints and Photographs Division, Library
of Congress.
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| December 27 | Letter from Mark Twain to Gardiner G. Hubbard, "The Father-in-law of the Telephone" | ||
| 1892 | October | Bell participates in the formal opening of long-distance telephone service between New York and Chicago. Photograph | |
| 1897 | Death of Gardiner Greene Hubbard; Bell is elected President of the National Geographic Society in his stead. |
Alexander Graham Bell at the opening of the long-distance line from New York
to Chicago.
Reproduction Number LC-G9-Z2-28, 608-B.
Gilbert H. Grosvenor Collection,
Prints and Photographs Division, Library of Congress.
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| 1898 | Bell is elected a Regent of the Smithsonian Institution. | ||
| 1899 | December 30 | Acquiring the American Bell Telephone Company's business and property, the American Telephone and Telegraph Company becomes the parent company of the Bell System. |