Death and the Professor

the long version

> The Dilettantes Club was a gathering of five savants who dined once a fortnight in Soho, and debated any problem besetting mankind. One evening, into this distinguished company, there intruded a Professor of Logic and Philosophy, an odd little man. The Assistant Commissioner of Scotland Yard was one of the Dilettantes, and a baffling problem of criminal investigation was debated. The little Professor was able to point the finger at those who currently were eluding the police net. Until...