Resumen de About the age of the oldest passage-graves in western Brittany

Pierre Roland Giot, Dominique Marguerie, Hervé Morzadec

• The acid rocks and soils of northwest France are not kind to preservation of organic material. Radiocarbon dating has mostly depended on charcoal, for want of a better dating medium that survives. In Brittany, Finistère can sometimes contribute to the dating of early passage-graves from human bones.