Pieter Siemen Spinder,Harkema

29/04/1996 27/05/1996 30/05/1996 24/08/1996 26/04/1997 19/05/1997 24/05/1997 29/05/1997 23/08/1997 30/08/1997 01/06/1998 22/08/1998 24/05/1999 12/06/1999 21/08/1999