The detection of types is one of the most elementary branches of knowledge to the special expert in crime, though I confess that once when I was very young I confused the Leeds Mercury with the Western Morning News. ###>La connaissance des caractères d’imprimerie est indispensable à tout expert en criminologie. Pourtant je confesse que dans ma jeunesse il m’est arrivé de confondre le Leeds Mercury avec le Western Morning News.