puits (1) vallée (1) échantillonnage (1) fleuve (1) province (1) projet (1) plomb (1) analyse (1) delta (1) datation (1) côte (1) interpolation (1) ville (1) abords (agglomération) (1) The Valley (1) Context (1) Case (1) Implements (1) Area (1) Dating (1) Aerial photographs (1) Aerial photographs (1) Area (1) Will (1) Twentieth century (1) Tools (1) Strategy (1) Space and time (1) Sampling (1) Mouth (1)