Geoffrey Household 
Time to Kill [EPUB ebook] 

A TIME TO KILL is a classic thriller from one of the 20th century’s best crime writers. Roger Taine wants to be left alone to live quietly in the country with his wife and children. But Roland, head of British Intelligence needs his help. A vicious spy ring has a very simple idea: strategically placed foot-and-mouth disease. One isolated outbreak would spread virulently. Twenty outbreaks at the same time would be uncontrollable. And so two men must fight against time to prevent certain catastrophe…