Event:
Scientists using geophysical methods to map underground archaeological sites have discovered a set of stone monoliths buried 3 feet deep near Stonehenge; the stones are estimated to be 4,500 years old
More Notable Events on September 7:
1986 Desmond Tutu becomes Anglican archbishop of Capetown
1981 Judge Wapner and People's Court premier on TV
1977 President Carter and General Herrera sign Panama Canal treaties
1963 Pro Football Hall of Fame dedicated in Canton, Ohio
1936 Boulder Dam, now Hoover Dam, begins operation
