Earthenware stain, red shard, fully glazed, two ears, three legs, on three legs, stain soil found ceramic earthenware glaze lead glaze, hand-turned glazed fired earthenware stain red shard fully glazed one vertical bandoor and one horizontal sausage door three supporting legs on the upper edge on three legs archeology Rotterdam City center Stadsdriehoek Oudehaven indigenous pottery food preparation cooking food kitchen heating Soil discovery Oude Haven Rotterdam.