Antique Dutch white ironstone footed bowl - Petrus Regout

A large antique Dutch footed bowl, made of plain white ironstone and marked on the underside with the sphinx mark of Petrus Regout, Maastricht.
This bowl is fifth down from the top in the stack picture.
Dimensions:
18.7cm diameter
10.7cm tall
Condition:
Some age related marks, staining and wear (particularly inside), along with a few tiny firing imperfections, but no damage and clean otherwise.