Tetrahedral Kite, 1907. - from our story 'Alexander Grahm Bell’s Space-Age Tetrahedral Kites'

Tetrahedral Kite, 1907. A Tetrahedral Kite Designed By Alexander Graham Bell Being Flown From The Back Of An Automobile. Photograph, 29 April 1907. Tetrahedral Kite, 1907.

Tetrahedral Kite, 1907. A Tetrahedral Kite Designed By Alexander Graham Bell Being Flown From The Back Of An Automobile. Photograph, 29 April 1907. Tetrahedral Kite, 1907.

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