15-Year-Old Alan Turing's Notebook Summary of Relativity Theory
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- Alan Turing wrote a précis of Einstein's Theory of Relativity at age 15½ for his mother.
- The précis summarizes the book chapter by chapter and includes directions on how to read it.
- The notebook contains calendars for 1928 and 1929 on the back cover.
- A typed letter from Mrs. Turing to the Librarian of King's College, dated 31 May 1960, presents the book to the college.
- The document is a paper notebook with 25 sheets in an envelope, plus a xerox copy.
- Provenance: Presented by Mrs. Sara Turing to King's College, Cambridge in June 1960.