🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPortuguêsSvenskaTürkçeEntityQ2959552· pop 8· linked from 4 articlesCharles LallemandFrench geophysician (1857-1938)ConnectionstideEntityÉcole polytechniqueEntityCategories1857 births1938 deathsBiography articles needing translation from French WikipediaFrench geophysicistsMembers of the French Academy of SciencesPresidents of the International Union of Geodesy and Geophysics