The Seesaw and the Shoes

The Seesaw and the Shoes

The Seesaw and the Shoes


(6 desde 35 usuarios)

0h 11m 1945 HD

The Seesaw and the Shoes en Cuevana 3. 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.

The Seesaw and the Shoes (1945)
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