The Seesaw and the Shoes

The Seesaw and the Shoes (1945)

NR Derecelendirilmemiş - Bu film henüz yaş sınıflandırmasına tabi tutulmamıştır. 05.05.1945 11dk Douglas Foster

Özet

This short shows how two objects led to important discoveries. Children playing with a seesaw inspire French physician Rene Laennec to invent the stethoscope, and a pair of shoes made of caoutchouc lead Charles Goodyear to discover the process for vulcanizing rubber.

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