This secret Ministry of Defence Cold War map was produced in 1951. It is a polar projection, showing the world from the North Pole, containing air flight paths known as ‘Great Circle’ routes (the shortest distance between two points on the Earth’s surface).
- Article by:
- Tom Harper
The British Library’s map curator Tom Harper details the evolution of the map of the world in the 20th century, from the Navy League map of 1901 to a digital world view a century later.