July 6, 1974

US BLS repts unemployment rate in June was 5.2%, essentially unchanged from May level; 2 different surveys done by Labor Dept result in discrepancy; one rept is done through sample of households and another through sample of employers; survey of households for June shows increase of 200,000 jobholders, while survey of employers shows a decline of 48,000 jobholders; statisticians feel discrepancy was unusually large; similar, though smaller discrepancy was reptd in May; over-all figures show 86,165,000 employed workers and 4,754,000 unemployed workers in June; other statistics given; graph (M)

Fed Judge Anthony J Travia declares mistrial in case against Dun & Bradstreet and its former dist mgr Arthur Prescott, who had been charged with conspiracy to defraud FHA and with making false statements that enabled poor minority group members to obtain FHA mortgages on rundown homes that had inflated appraisals; Judge Travia declared mistrial after 2d note from jury stated that it had failed to agree after 14 days of deliberation; US Atty's office in Bklyn has no immediate comment on whether it will seek retrial; Dun & Bradstreet says it is 'disappointed' that jury did not return unanimous vote for acquittal

lawyers for Kissinger, in motion to quash subpoena requiring him to appear July 5 to testify in conspiracy trial of John D Ehrlichman and others in White House 'plumbers' case, contend appearance would cause Kissinger to abruptly terminate his official mission abroad, including briefings to W Eur and NATO officials on Nixon's Moscow trip (S)

Chris Evert defeats Olga Morozova to win women's singles champ at Wimbledon on July 5; Jimmy Connors and Ken Rosewall advance to men's singles final; illus (L)