Fletcher J. S. Fletcher 
Murder in Four Degrees [EPUB ebook] 

Elderly John Marbury, who came from faraway Australia the day before, was killed in central London. But who could wish death to a man who had not been in England for a long time? Investigation investigator Detective Rasbery turns for help to his friend, crime reporter Frank Spargo. Soon they learn that shortly before the death of Marbury, he met with MP Aylmore.