identified bird bone, dietary bone, from Unit 42, depth 60-80(cm) , screen size 1/4''; 1 bag containing 4 bags (1 bag containing 1 bone labelled "goose", 1 bag containing 1 bone labelled "murre", 1 bag containing 4 bones labelled "duck" and 1 bag containing 4 bones labelled "cormorant") with a total of 10 identified bird bones