SIGNED: By the WTT Cleveland Nets, MARTINA NAVRATILOVA, who three weeks ago announced her defection from Czechoslovakia. Her three-year contract calls for a reported $300,000.
SIGNED: FRANK ROBINSON, after a season as player-manager of the Cleveland Indians, to another one-year contract to manage.
DIED: French racing driver REN� THOMAS, 89, who won the 1914 Indianapolis 500 at a record 82.47 mph; in Paris. In 1924, driving a 10-liter Delage V-12, Thomas established a world speed record of 143.3 mph.