Geert Bouwman,Woltersum

25/05/1974 02/07/1974 11/07/1974 20/07/1974 30/04/1975 07/06/1975 09/06/1976 01/06/1977 07/09/1977 03/06/1978 22/06/1978 12/07/1978 04/08/1978 21/04/1979 06/06/1979 18/07/1979