Martin Newland is fascinated by time. Watches and clocks are for him metaphorical time machines, a means of coming to terms with the past and voyaging into the future. But was his first timepiece a Smith, given to him on his fourteenth birthday, or the Longines he received four years later? Was it the small brass travelling clock unearthed in the run-down house for which he is to act as estate agent? And who is the maker of these time machines?