Pete Roleum, an oil droplet, narrates a presentation about the history and uses of oil: He starts by introducing some of his relations, with illustrations of the things that they have done throughout history. He then turns to the modern era, and shows that oil has a great many important uses, some...
A grandfather is reluctant to use the new dial telephones coming to his town. Gives background of the change to dial service, and also illustrates proper dial usage.
Through stop motion, a car is built piece-by-piece in 3-D with the added enhancement of music and sound effects. Each part becomes "alive" and has its own distinct characteristics. Originally made for the 1939 World's Fair.
Traces the development of voice switching methods from the first system that utilized the wires of a burglar alarm unit in Boston in 1877, to the "latest type" of switching in central offices, circa 1932. Along the way, we get the evolution of the Operator as well. Originally teenage boys were...
