047W0081 https://collections.naturalsciences.be/ssh-geology-archives-plone6/boreholes/descriptions/ocr-descriptions/047w/047w0081 https://collections.naturalsciences.be/ssh-geology-archives-plone6/@@site-logo/logo-rbins.jpg 047W0081 PL. BOURG-LEOPOLD 47W M. Mourlon Jeudi 21 Mai 1896 81 (2) Sondage à Rooden Bom q2s sable quartzeux, jaune 2.40