The history and use of Enigma G, the counter Enigma, also known as the Abwehr Enigma.

What is it about?

The history of Enigma G, the counter Enigma, is presented and traced from the very beginning of the development of the small, glow-lamp Enigma machine in early 1923 until the end of the Second World War. The commercial customers and governmental users of the machines are introduced and covered in considerable detail. The Hungarian machine, G 110, recently found buried in Poland, and its subsequent conservation by the Bletchley Park Trust, is then analysed and explained.

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Why is it important?

It complements the already known Enigma history but it goes much deeper into the early development of the glow-lamp Enigma machines and furthermore it corrects several historical errors and misconceptions. It also explains how and where this special version of the Enigma machine was used.