The legend of the Waterreus (In Dutch): http://www.dbnl.org/tekst/_gid001186501_01/_gid001186501_01_0053.php
Information about the Waterreus family name (in Dutch): http://www.meertens.knaw.nl/nfb/detail_naam.php?gba_lcnaam=waterreu...
Home page with much information about the Waterreus family: http://members.ziggo.nl/jjw/ also: http://gallusmagnus.nl/index.php/Waterreus,_Familie
Waterreus on Wikipedia (Dutch): http://nl.wikipedia.org/wiki/Waterreus
Some information on Geneanet (based on Geni data and with profile links to Geni) for the Waterreus family: http://gw.geneanet.org/jwaterreus_w?lang=nl&m=NG&fn=&sn=waterreus&v=