01/01/1960 Amb. Kenneth Quinn
02/01/1960 Amb. Kenneth Quinn
05/01/1960 Amb. Kenneth Quinn
10/01/1969 Amb. Kenneth Quinn
10/08/1973 Amb. Kenneth Quinn
01/01/1976 Amb. Kenneth Quinn
01/01/1978 Amb. Kenneth Quinn
10/01/1979 Amb. Kenneth Quinn
01/01/1982 Amb. Kenneth Quinn
10/01/1982 Amb. Kenneth Quinn