Show Police Lack Clues To Brutal Slaying SAN DIEGO Cal CaLI Au Aug 1 UP UP- UP Authorities here were without a tang tangible tangible ible lead in their Investigation of 01 I the brutal slaying of oC old year Da Dalbert Dal- Dal bert rt Aposhian toda today as the last sus us in the case was cleared E. E Basset Curtis of Oakland Cal held on charges Involving three San Diego boys satisfied police he was not implicated in the mutilation murder mur murder der of the he Aposhian lad Curtis is a former Yonkers N N. Y rc resident ident Detectives watched closel closely for sl sign n noC of oC the killer at funeral services for forthe forthe forthe the boy yesterday in the thc belief he might reappear A throng attended the services |