068W0268 https://collections.naturalsciences.be/ssh-geology-archives-plone6/boreholes/descriptions/ocr-descriptions/068w/068w0268 https://collections.naturalsciences.be/ssh-geology-archives-plone6/@@site-logo/logo-rbins.jpg 068W0268 PL. IZEGEM 68W A.RUTOT N° 268 (IV) Indications manuscrites sur la carte au 20.000° 4m50 Q3 Cailloux