Chicago World's Fair, Illinois, United States of America.
"Now we're taking you back to the dim dawn of the world - for a glimpse of life millions of years ago."
Fantastic moving display of dinosaur models. They are pretty cranky but excellent. The dinosaurs move and make dinosaur...
A look at various fossils.
Czech schoolgirls dance wearing gas masks, an ancient tradition in Austria and a plague of grasshoppers in Mexico.
Benito Mussolini arranges for 31 million tons of water to be emptied from Lake Nemi in search for Tiberius' two floating palaces sunk 1,700 years before. Italy.
Life size animated models which include a prehistoric elephant are demonstrated.
Bones of a Stegosaurus are assembled for display at the American Museum of Natural History.
Early writing and typewriting machines and insulators for electric lines being tested.
A look at a strange animal called the Okapi at London Zoo, shortly before it died.