Opening book details…
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 and decode German signals sent using Enigma, the top-secret German cypher machine. F.W. Winterbotham, was the man responsible for the organization, distribution and 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
- Weidenfeld and Nicolson; Orion Publishing Group, Limited
- Published
- 1974
- Language
- EN
- ISBN
- 9780297644057
- Category
- history
- Subjects
- History, Humanities
- Rating
- 3.85 / 5 (239 ratings)
- Updated
- 2026-03-14
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