Welcome to koolwaaij.nl! This site is to be extended soon, but in the mean time you can already visit my pages about:
- Digitaal archief Varsseveld
- De prinses of de tijger?
- Mijn genealogie op koolwaaij.nl of op Stamboom Koolwaaij – Van Buuren ยป Genealogie Online
- My rail picture collection of the 80s
- My previous research topics