Show 1 MacMurray to Urge Tre Treaty ty Revision WASHINGTON July 7 7 Minis Minis Minister ter John A A. MacMurray lac who ar arrived ar- ar r- r rived at Pekin China today will Immediately open informal m negotiations negotiations goti- goti with representatives of theother the vie theother other powers there for the holding of ot a treaty revision conference to subdue subdue sentiment In China China The Washington administration has conferred great authority upon i Mac MacMurray who has been assistant assist tant t- t ant secretary of state and chief of the eastern division of ot the state department J S |