Dell Shannon 
Date with Death [EPUB ebook] 

‘My favourite American crime-writer’ New York Herald Tribune Ronnie and Ruth, a young couple engaged to be married, are shot dead. Someone hated their guts so bad he reloaded and pumped nine shots into their car.Maddox was stymied. Why should anyone kill two nice, respectable young people? Who was the funny man playing practical jokes all over the neighbourhood? And what was the band of American Nazis doing with an arsenal of deadly weapons?