nine o'clock
His wrist watch bore neither name , date nor initials . Indeed , nothing had been overlooked in his very palpable effort to prevent actual identification , either in life or death . Subsequent search of the two rooms disclosed the same extreme precautions . Not a single object , not even a scrap of paper had been left there on the departure of the men at nine o'clock . Ashes in an old-fashioned fireplace in Roon 's room suggested the destruction of tell-tale papers . Everything had vanished . A large calibre automatic revolver , all cartridges unexploded , was found in Paul 's coat pocket .