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Can I read The Ultra secret on EtoBox?
The Ultra secret by William Winterbotham, Frederick William Winterbotham is a history book available to read on EtoBox.
What is The Ultra secret about?
Operation Ultra was designed to intercept & decode German signals sent using Enigma, the top-secret German cypher machine. F.W. Winterbotham, was the man responsible for the organization, distribution & security of Ultra. This is his personal account of the operation.
Who reads The Ultra secret?
It is typically read by self-directed learners exploring a subject in depth.
Common subject areas: history, science, philosophy, social sciences.
- Author
- William Winterbotham, Frederick William Winterbotham
- Publisher
- New York: Dell
- Published
- 1975
- Language
- EN
- Category
- history
- Subjects
- History, Humanities
- Rating
- 3.85 / 5 (239 ratings)
- Updated
- 2026-03-14
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