J J Connington 
Four Defences [EPUB ebook] 

An unidentified body is found in a blazing car. A man in the locality is missing. But the corpse in the car is not that of the missing man, though someone has made an uncommonly thorough job of faking it to seem so. And just because his unknown opponent had gone to such lengths to prevent an investigation going further, Detective Mark Brand aka The Counsellor’s 'satiable curiosity’ is up …’As a maker of watertight puzzles Mr Connington has no superior’ Daily Mail