068W0211 https://collections.naturalsciences.be/ssh-geology-archives-plone6/boreholes/descriptions/ocr-descriptions/068w/068w0211 https://collections.naturalsciences.be/ssh-geology-archives-plone6/@@site-logo/logo-rbins.jpg 068W0211 PL. IZEGEM 68W A.RUTOT N° 211 (II) Indications manuscrites sur la carte au 20.000° Sondage 2m50 Q1c Yd