Show PITTSBURG THIRD INV IN SMOKY CITIES INDIANAPOLIS I Ind lad Jail 11 11 By The Thu T t tAsso Asso Associated Press Press Pitts-burK Pitts burg Is no longer loner the th smokiest city V in the th United States State according tf en toH 11 C Murphy y Loul Louisville air filter manufacturer here hern to address addris t a meeting II of ot Indiana technologists A device devic for fol or measurIng the tho th num num- number nurn- nurn number ber her ot of dust particles pai per cubic toot loot or of air showed showell In lix tests in 33 according to Murp Murphy that hat St Lout Loul In the Iho Impurity of ot their atmosphere V New Nw York ranI ranks fifteenth On Mr Murphy Murphys Murphy's table with Kan Kansas City Atlanta Minneapolis Doa Des DesMoines Moines Washington Denver Same Sail and d Boston Doston below it no an |