George Nissen: Inventor of the trampoline | The Independent | The Independent
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George Nisson, inventor of the trampoline, lives in San Diego's UTC | San Diego Reader
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How the Trampoline Came to Be | Innovation| Smithsonian Magazine
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How the Trampoline Came to Be | Innovation| Smithsonian Magazine
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How the Trampoline Came to Be | Innovation| Smithsonian Magazine
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How the Trampoline Came to Be | Innovation| Smithsonian Magazine
Trampoline Inventor Saw Sport Enshrined in Olympics - WSJ
George Nissen dies at 96; inventor of the modern trampoline - Los Angeles Times
