For reasons of privacy, birth- and marriage-years after 1900 are replaced by 19xx, unless the person is (or both spouses are) deceased.
Surfing on the net resulted in links to genealogy pages of other families, and where applicable they are incorporated in the family tree.
Who whishes so can also have his or her e-mail address and/or home page mentioned in the tree.
The introduction (Dutch only for now) of this booklet has been made available for internet.
As of July 26th, 1999 a surname index is available as well.