120W0090 https://collections.naturalsciences.be/ssh-geology-archives-plone6/boreholes/descriptions/ocr-descriptions/120w/120w0090 https://collections.naturalsciences.be/ssh-geology-archives-plone6/@@site-logo/logo-rbins.jpg 120W0090 PL.WAREMME A.Rutot 90 (I) = No 18134 Petit trou: (fig.) 0.5 m Alo; 0.4 m sable Tg; 1.1 m Marne blanche heersienne