graph

An engineer operates a telemetry processing system at the…

Shot of a red light in front of a graph. A woman sits on a lawn chair…

A narrator discusses the energy crisis. A "no gas today" sign. Copy of…

Narrated history of the evolution of the motion picture, its tools, and…

Medical and demographic information is used to explain that population…

Medical and demographic information is used to explain that population…

Graph of family chronology illness moves back left. passes over…

View of chart with two separate graphs on notifications of outbreaks of…

Map labeled 1947. Colorations on map of different polio outbreaks.…

Graph of spinal segment fades away. Graph of years of paralysis in…

Shot of air force members sitting in audience listening. Cut to shot of…

Shot of chart showing at which height a spacecraft will reach…