Show SCIENTIFIC SLEUTHS Sc ent fic and educated pol cemen have proved failures n the deteotion and suppress on of crime if the chief of police of Ch oago is to be bel eved The chief advocates a return to the old system under wh ch each detective had a long 1 no of thieves and crooks to act as informers Book Dicks can t catch thieves says the chief and he then asserts that catching thieves depends a good deal on how many p geona one has Accord ng to the old adage it tal es a th ef to catch a th ef and this dea preva led for many generations In recent times ef forts have been made to put pol ce departments de-partments upon a higher plane and in many clt es the good work was supposed sup-posed to have been accomplished The attack of Ch ef Gleason upon the Book Dicks d spels the Hub on however and a return to the old Bystem w 11 be inev table if he can prove his case to the police comm ss on Other c ties may follow bu t |