Dark brown lying around pottery lid with ear, lid closure soil found ceramic earthenware glaze lead glaze, hand-turned glazed baked lid red shard dark brown glaze pinched brace ear Glaze with manganese oxide. Low model archeology Valckensteyn Poortugaal Albrandswaard indigenous pottery close close cooking tableware kitchenware tableware Soil discovery: moat at kitchen castle Valckensteyn at Poortugaal now Albrandswaard 1961