HUNGARY CLEARS HANGED 'TRAITOR'; SOCIALISTS FREED; Rajk, Foreign Chief Executed in '49, Has Been Vindicated, Red Party Leader Says OTHERS ARE ABSOLVED Trial Reviews Called Gesture Toward Tito and a Result of Anti-Stalin Drive Review Ordered Last Year HUNGARY CLEARS KEY PURGE VICTIM Rajk Associate Freed Execution Was Swift
Executed for treason and Titoism in '49, now exonerated by special trial rev comm; por
