099W0815 https://collections.naturalsciences.be/ssh-geology-archives-plone6/boreholes/descriptions/ocr-descriptions/099w/099w0815 https://collections.naturalsciences.be/ssh-geology-archives-plone6/@@site-logo/logo-rbins.jpg 099W0815 PL.FLOBECQ 99W E.DELVAUX 815 (III) Même observation. Pas de cailloux.
