Narrated feature about scientific advances made possible by the microscope. Light passes through a glass. Prism causes the light to reflect in other direction. Animated picture of magnifying lens. Workers making glassworks in the Bausch and Lomb Company in New York, mixing sand and glass and then stirring of the molten mass in a furnace. Prince Rupert test of a glass drop. The glass mixture is dropped on ground for test and hammered. Cooling of large pot containing molten glass. Large tongs used to remove clay pot from furnace, and then pot covered with insulating material. Pot broken away after glass is cooled . The big piece of glass is broken into small lenses. Workmen examining and choosing lenses for grinding. Grinding of lenses with polishing agents. Animated picture of lenses in a microscope and the change of the course of the rays of light to show the larger virtual image. Assembly of a microscope. Microscopic view of various germs including typhoid and diphtheria. An unborn chicken in an embryo, viewed through the microscope. Blood circulating in a frog's foot, through the microscope. Malignant blood cells. Crystallization of various chemical elements viewed in the microscope.
Children arrive at school in the Appalachian Mountains of North Carolina. Girls and boys enter the building with paint buckets in hand (perhaps lunch buckets). View of a small wooden outhouse or shed behind the school building.
Young men and women at an Appalachian industrial school or training school gather around an evergreen tree with a teacher and examine it. One of the school buildings in the background. School students walking on a road near school playground facilities. Children playing basketball in the background. Children cross a wooden bridge and proceed up a hillside path to reach a school building atop a hill. Possibly a facility of the Appalachian Industrial School or the Penland School of Handicrafts which provided skills and training to Appalachian Mountain children.
Man drives a "pocket edition" racing car inside Empire State Building in New York, United States. The Racing car enters elevators and turn in the corridors of the building. Aerial view of the Empire States Building. Man drives on the roof top.
Newspaper picture of a boy named Peter David Levine missing in New Rochelle, New York. Vehicle passes by in front of the boy's school, Albert Leonard Junior High School. Views of Peter Levine and his father, Murray Levine, from home movies, including Peter on a bicycle, Peter with his father on a ball field, and Peter in a boat. Official from the investigation urges viewers to contact the police or Mr. John Edgar Hoover of the U.S. Department of Justice if they have information in the case.
Flight line at the Boeing aircraft plant Number 2 in Seattle, Washington. Views of a new United States B-29 Superfortress, serial number: 46-1805. B-29 takes off and flies low over the airstrip.
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