The Seesaw and the Shoes Released 1945-05-05 is a story that falls under the Drama, Documentary, History category. Movie Story "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.".