This is a vintage Royal Vitreous vegetable bowl from John Maddock & Sons England.
This bowl is in the "Dainty" pattern which is white with blue flowers and green leaves. On the bottom is the John Maddock & Sons name with the mark and the pattern name "Dainty".
This bowl is in very good pre-owned condition. It measures 12" long, 8.5" wide and 3.25" deep.