People Belgium Charles-Louis-Joseph-Xavier de la Vallée-Poussin peoplepill id: charles-louis-joseph-xavier-de-la-vallee-poussinCDLV 5 views today 5 views this weekBelgian geologistCharles-Louis-Joseph-Xavier de la Vallée-PoussinBiographyListsAlso ViewedSimilar peoplePeople also viewedAlphonse BriartBelgian geologistConstantin MalaiseBotanical collectorXavier de ReulGustave de WalqueBelgian geologist and mineralogistFrom our partnersSponsoredCharles-Louis-Joseph-Xavier de la Vallée-Poussin
