052W0129 https://collections.naturalsciences.be/ssh-geology-archives-plone6/boreholes/descriptions/ocr-descriptions/052w/052w0129 https://collections.naturalsciences.be/ssh-geology-archives-plone6/@@site-logo/logo-rbins.jpg 052W0129 PL. KORTEMARK 52W A.Rutot 1890 129 (V) Sondage au Sud-Ouest de Ruydenberg Sable jaune flandrien 2.50