Small earthenware plate with sludge decoration on red background, plate crockery holder soil find ceramic earthenware glaze lead glaze clay, handdrawn decorated glazed fried lemonade Small pottery plate. Sludge decor consisting of alternating yellow and green stripes towards the edge and in the mirror arrow decor. Stand surface coarsely finished with deducting traces archeology Rotterdam underground pit uitheems pottery import serve serving food Soil discovery: metro construction Rotterdam.