113W0946 https://collections.naturalsciences.be/ssh-geology-archives-plone6/boreholes/descriptions/ocr-descriptions/113w/113w0946 https://collections.naturalsciences.be/ssh-geology-archives-plone6/@@site-logo/logo-rbins.jpg 113W0946 PL. MAINVAULT 113W E. Delvaux 18 août 1892 946 (I) = 10304 Mêmes observations.
