This week's competition, in which you have to identify a book from its opening sentence, is from a book that influenced Charles Darwin:
"Geology is the science which investigates the successive changes that have taken place in the organic and inorganic kingdoms of nature;..."
* Entries, including postal address, should be sent to First Impressions, The Times Higher, Admiral House, 66-68 East Smithfield, London E1W 1BX, faxed to 020 7782 3300 or emailed to theschat@thes.co.uk
The winner receives a £25 book voucher. The closing date is November 14. The winner of last week's competition, who identified The Emperor's New Mind by Roger Penrose is Eduard Kronos of Micklegate, York.
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