| 1900 | October | Elsie Bell marries Gilbert Grosvenor, the National Geographic Magazine editor. |
[Alexander Graham Bell (center) with Aerial Experiment Association members...].
Reproduction Number LC-G9-Z1 137, 247-A.
Gilbert H. Grosvenor Collection,
Prints and Photographs Division, Library of Congress.
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| 1901 | Winter | Bell invents the tetrahedral kite, whose shape of four triangular sides would prove to be light, strong, and rigid. | |
| 1905 | April | Daisy Bell marries botanist David Fairchild. | |
| 1907 | October 1 | Glenn Curtiss, Thomas Selfridge, Casey Baldwin, J.A.D. McCurdy, and Bell form the Aerial Experiment Association (AEA), which is funded by Mabel Hubbard Bell. | |
| 1909 | February 23 | The AEA's Silver Dart makes the first flight of a heavier-than-air machine in Canada. |
Photograph of June Bug. Box 148,
"Subject File: Aviation--The Silver Dart."
Alexander Graham Bell Family Papers,
Manuscript Division, Library of Congress.
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| 1915 | January 25 | Bell takes part in the formal opening of the transcontinental telephone line by talking on the telephone in New York to Watson in San Francisco. Invitation from Theodore Vail to Bell | |
| 1919 | September 9 | Bell and Casey Baldwin's HD-4, a hydrofoil craft, sets a world marine speed record. | |
| 1922 | August 2 | Bell dies and is buried at Beinn Bhreagh, Nova Scotia. |