011W0006 https://collections.naturalsciences.be/ssh-geology-archives-plone6/boreholes/descriptions/ocr-descriptions/011w/011w0006 https://collections.naturalsciences.be/ssh-geology-archives-plone6/@@site-logo/logo-rbins.jpg 011W0006 PL. HEIST 11W A.Rutot 1894-1895 6 (IV) alq Sondage: Sable jaune, meuble, coquillier, aquifère à 1m50 4.00