North East

John Walker (1781-1859) Friction Match Charles Parsons (1854-1931) Steam Turbine Thomas Wright (1711-1786) The 'Milky Way' Galaxy Lewis Fry Richardson (1881-1953) Sonar, Wind Speed at Altitude

English

General

Cast & Crew

Originally Aired January 27, 1997
Runtime 30 minutes
Content Rating United States of America TV-G
Network BBC
Created September 14, 2020 by
Administrator admin
Modified September 14, 2020 by
Administrator admin