Show Steamers Reduce Freight Rule San Fanclsco According to an nouncement made here seven Atlan tic steamship companies and threo lines operating on the Pacific coast have concluded a traffic agreement for the handling of freight direct from San Francisco and other Pacific coast points to Europe by way of tho lath mus of Tehauntepec In cninpotl tlon with tho trancontlnRiital rail roads the steamship companies have begun their contest for n portion nr this business by declaring a IIchellulo of rates from 1C to 30 per cent lower than those previously In force |