The Importance of Understanding History
Notes on Iowa on Twitter: "On March, 6, 1945, Iowa gymnast and inventor George Nissen received a patent for the first modern trampoline. #IowaHistoryMonth https://t.co/x4fCVHMw7N" / Twitter
Peak trampoline: why the great British bounce trend is a serious hazard | UK weather | The Guardian
How the Trampoline Came to Be | Innovation| Smithsonian Magazine
:focal(407x175:408x176)/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/d1/15/d115f11f-64f3-454d-b60b-35ea891a2226/george_nissen_on_trampoline-main.jpg "How the Trampoline Came to Be | Innovation| Smithsonian Magazine")
How the Trampoline Came to Be | Innovation| Smithsonian Magazine
De uitvinding van de trampoline, met de hulp van het circus, het leger en Mexico City | Het Nieuwsblad Mobile
Laura Brown on Twitter: "Sunday! George Nissen, inventor of the trampoline and his kangaroo mate. (rg @zanzanman) http://t.co/BTEeKJRIJo" / Twitter
USA Gymnastics | George Nissen
202 - Interesting Things: George Nissen and The Trampoline — JC
George Nissen dies at 96; inventor of the modern trampoline - Los Angeles Times
Who Made That Trampoline? - The New York Times
George Nissen: Inventor of the trampoline | The Independent | The Independent
Trampoline History Blog: A Brief History of World Trampoline - - Leading Up to the 1964 First World Championships
Freestyle Freddy - Happy Birthday George Nissen!! 🥰 Today we celebrate the inventor of the trampoline who has brought so many people around the world such joyful fun, the freedom to feel
The History of the Trampoline
Time Machine: George Nissen, trampoline inventor | The Gazette
George Nissen - Wikipedia
The History of Trampolines | Vuly Play
How the Trampoline Came to Be | Innovation| Smithsonian Magazine
George Nissen – Brentwood Trampoline ®
George Nissen obituary | Training programmes | The Guardian
The History of BOING! Engineering Article for Students | Scholastic SuperScience Magazine
George Nisson, inventor of the trampoline, lives in San Diego's UTC | San Diego Reader
How the Trampoline Came to Be | Innovation| Smithsonian Magazine
George Nissen, Father of the Trampoline, Dies at 96 - The New York Times
