Film · 1945 · Dram, Belgesel, Tarih

The Seesaw and the Shoes

Yönetmen

Douglas Foster

Süre

11 dk

Oyuncular

John Nesbitt, Arthur Space, Helen Dickson, Feodor Chaliapin Jr., Sheldon Jett

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.