How the Trampoline Came to Be | Innovation| Smithsonian Magazine
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In 1936 the trampoline was invented. It was created by George nissen. It was used for gymnast and tumblers. It was made of strong fabric.
Trampoline History Facts - History of the Trampoline
The History of the Trampoline
How the Trampoline Came to Be | Innovation| Smithsonian Magazine
George Nissen and the Trampoline – Lichtenberger Engineering Library
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George Nisson, inventor of the trampoline, lives in San Diego's UTC | San Diego Reader
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George Nissen: Inventor of the trampoline | The Independent | The Independent
How the Trampoline Came to Be | Innovation| Smithsonian Magazine
Trampoline History Blog: A Brief History of World Trampoline - - Leading Up to the 1964 First World Championships
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How the Trampoline Came to Be | Innovation| Smithsonian Magazine
Time Machine: George Nissen, trampoline inventor | The Gazette
George Nisson, inventor of the trampoline, lives in San Diego's UTC | San Diego Reader
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