SIMON O'HAGAN
Trelawny’s Cornwall: A Journey Through Western Lands
By Petroc Trelawny
Weidenfeld & Nicolson £22
Petroc Trelawny’s popular breakfast show on Radio 3 provides a refuge from the Today programme. And one of its most endearing features – unlikely though it might sound – is the weather forecast.
That’s because Trelawny doesn’t tell the listener what the temperature is going to be solely in major cities. We also hear that it’s going to be, say, 17° in
