Clay pipe, marked, with smooth handle, clay pipe smoking equipment smoke floor foundry pottery, pressed finished baked Clay pipe marked with smooth handle. Radiator ring under lip top edge along the entire circumference boiler. Heel mark. heel mark: IR after the letters dot in pearl edge archeology Rotterdam City Center Cool Schiedamse Vest Mainland City Triangle Runway indigenous pottery smoking tobacco craft Soil discovery: Vasteland-Baan Schiedamse Vest Rotterdam complex of materials from pastry shop and pipe making and house waste from the 17th century.