Old round hollow dish XVIII black bottom Rouen Forges les eaux

Authentic old round hollow dish with scalloped edges. Rouen earthenware known as "cul noir" late 18th early 19th century. Perfect used condition, soiling, cracked enamel but no cracks or chips, small enamel defects, see photo height 4.5 cm diameter 32 cm another dish from the same provenance and other pretty objects in my other sales.