Earthenware dish, entirely glazed in brown and yellow, on stand, dish plate tableware holder earth discovery ceramics earthenware glaze lead glaze clay, hand turned glazed baked Earthenware dish entirely glazed in brown and yellow on stand ring Often referred to as egg dish Yellow glaze on deepened inside archeology Rotterdam Kralingen-Crooswijk Struisenburg Oostmaaslaan indigenous pottery kitchen room serving food Soil discovery: Oostmaaslaan and 's Gravenweg Rotterdam.