070W0321 https://collections.naturalsciences.be/ssh-geology-archives-plone6/boreholes/descriptions/ocr-descriptions/070w/070w0321 https://collections.naturalsciences.be/ssh-geology-archives-plone6/@@site-logo/logo-rbins.jpg 070W0321 PL. GAVERE 70W E.DELVAUX - 1893 321 (I) = 11623 Même observation. Pas de cailloux.
