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FMIB Manoeuvre bord de la Machine Sonder de Berget.jpeg check categories September Manoeuvre bord de la Machine Sonder de Berget Descente de la Ligne de Sonde Subject Sounding and soundingsInstruments Sounding and soundingsMethodology Tag Vessels Cite book Mer la Mer Dans la Nature la Mer et l'Homme ClercRampal Paris France