1953-04-04 1960-07-21 1950-10-06 1952-08-20 1974-04-01 1977-09-08 1967-06-28 1968-05-23 1965-08-25 1952-05-16 1969-10-08 1956-03-09 1951-05-10 1972-03-31 1950-06-30 1952-03-07 1978-11-22 1951-04-19 1950-11-16 1952-02-09 1974-02-23 1970-10-20 1973-01-01 1949-07-22 1980-08-01 1975-04-30 1950-06-29 1978-08-01 1950-05-31 1979-01-25 1950-04-01