CUBA INSISTS PACT FOR AMERICAS BAR ECONOMIC THREATS; Challenge to Position of U.S. Set Out by Dr. Belt Before Full Rio Conference HE STRESSES 'AGGRESSION' Marshall Slated to Reply Tomorrow -- Connally Urges Study of Joint War Agency CUBA URGES IN PACT AN ECONOMIC CURB
session; Cuba demands treaty bar econ aggression; Marshall declines comment; Bolivia favors early discussion of econ issue; conf pays tribute to late Dr Rowe; Connally defense proposal noted
