Show PITTS PITTSBURG BURG GREATEST FREIGHT ORIGINATOR By S Special ecial News Service PITTSBURG March 10 Statistics compiled here show how that leads the tho world to origination of oC freight tonnage The products of t the tho Pittsburg burg districts district's mines mills and other Industrial plants form a a. tonnage two and one half times Umes greater Teater than the tho tonnage of the ports of ot London New lew York and Hamburg Hamburg- combined Tho The tonnage Is handled by twelve railroad railroad rail rail- road lines that converge here and the Ohio Allegheny and Monongahela hela rivers This tonnage Is Ie e also greater roter than that handled through tho the Suez canal and the ports o New York London Liverpool and Hamburg In I normal times combined d. d |