106W0106 https://collections.naturalsciences.be/ssh-geology-archives-plone6/boreholes/descriptions/ocr-descriptions/106w/106w0106 https://collections.naturalsciences.be/ssh-geology-archives-plone6/@@site-logo/logo-rbins.jpg 106W0106 PL.HEERS 106 W A.RUTOT 106 (III) = No 17891 Affleurement de marne blanche tongrienne.