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.
John Nesbitt
Narrator
Arthur Space
Charles Goodyear (uncredited)
Helen Dickson
One of Goodyear's Guests (uncredited)
Feodor Chaliapin Jr.
Bit Part (uncredited)
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May 5, 1945
11m
7.0
Douglas Foster
Rosemary Foster
1
Metro-Goldwyn-Mayer
US
Sheldon Jett
One of Goodyear's Guests (uncredited)
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