Synopsis

The third semi-final takes place at Middlesex Polytechnic, nestled within Trent Park in North London. Participants include Kevin Perkins, a contracts liaison officer, who has chosen Agatha Christie’s *The Novels of Agatha Christie*; Tom King, a freelance writer, who will discuss *The History of Gardens and Gardeners in Britain (1500-1939)*; Margaret Fleming, a tax inspector, presenting John le Carre’s *The Smiley Novels*; and Keith Harrison, a schoolteacher, who will speak on *The History of