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Early communications (before 1901)
Babbage
frustrated genius (the mid-1800s)
Marconi's gamble (1901)
Telecommunication (1901 to 1914). Feature: Spark transmission methods
The Mawson expedition (1911 to 1912)
Wireless in the First World War (1914 to 1918). Feature: Reception before the valve
Radio dinosaurs (1918 to 1922)
Communications developments (1918 to 1938). Feature: Farnsworth and Zworykin
Waves in the air (1918 to 1939)
Comptometry and analysis (1871 to 1939). Feature: Typewriters and data entry
Radio at war (1939 to 1945)
Codes, ciphers and colossus (1939 to 1945)
Solid state and silicon chip (1945 to 1975). Feature: Values, reception and transmission
Creation of the computer (1945 to 1975)
Links in the Web (1901 to 1995)
Communications on the move (1927 to the present). Feature: Hams and hackers
Microcomputer revolution (1975 to the present)
Micro-comms (Beyond 2000).

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