“The Rome Express” is a crime thriller novel by Arthur Griffith. The Rome Express, the direttissimo, or most direct, was approaching Paris one morning in March, when it became known to the occupants of the sleeping-car that there was something amiss, very much amiss, in the car. When the porter had knocked on door no. 7 of the first class carriage, there had been no answer, and when he broke in the worst was confirmed. The passenger lay dead from a stab wound. The law naturally takes its course and detective M. Floçon was sent in to investigate the crime. And as he interviews the passenger's he make a startling discovery about the dead man…