An Illustrated History of Ionospheric Science at RAL
Part 1: The Development of Radio-Sounding Techniques
The formation of the Radio Research Board
Atmospheric Research Station at Aldershot
The first ionospheric layer is discovered.
The birth of the Radio Research Station
The Second International Polar Year
The invention of Radar
The outbreak of the second World War.
More outstations are created
Post war developments
The International Geophysical Year (IGY).
Part II - Ionospheric Science Enters the Space Age
Sputnik 1 launches the space age
Atmospheric Rocketry studies
The station renamed 'Radio and Space Research Station'
Site renamed The Appleton Laboratory
Merger forms the Rutherford Appleton Laboratory