Oct. 16, 1903 Alexander Graham Bell kisses his wife Mabel Hubbard Gardiner Bell inside a tetrahedral framework. - from our story 'Alexander Grahm Bell’s Space-Age Tetrahedral Kites'

Oct. 16, 1903 Alexander Graham Bell kisses his wife Mabel Hubbard Gardiner Bell inside a tetrahedral framework.

Oct. 16, 1903 Alexander Graham Bell kisses his wife Mabel Hubbard Gardiner Bell inside a tetrahedral framework.

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