099W0840 https://collections.naturalsciences.be/ssh-geology-archives-plone6/boreholes/descriptions/ocr-descriptions/099w/099w0840 https://collections.naturalsciences.be/ssh-geology-archives-plone6/@@site-logo/logo-rbins.jpg 099W0840 PL.FLOBECQ 99W E.DELVAUX 840 (III) Alluvions torrentielles. Pas de cailloux.
