Gerke Postma,Eenrum

30/06/1979 21/06/1980 30/05/1981 02/06/1981 12/06/1981 13/06/1981 04/07/1981 17/07/1981 27/08/1981 08/09/1981 12/09/1981 10/10/1981 08/05/1982 21/05/1983 28/07/1984