enquête (1) recherche (1) lac (1) information (1) exploration (1) document (1) faille (1) Context (1) Area (1) Antiquities, Prehistoric (1) Nineteen seventies (1) Area (1) Work (1) Stone age (1) Research (1) Occupations (1) Prehistoric peoples (1) December (1) Research (1) Areas (1) Occupations (1)