This is a dark blue dish used for baking pie or other items in the 1820's.
The scene if Hanovers Terrace, Regent Park.
There is an impressed mark with Adams and Waranteed Staffordshire.
In addition there is the eagle emblem in dark blue which makes it very desirable for Adams collectors and eagle markings.
This dish is 8 1/4" long by 6 1/4" wide by 1 3/4" deep.
It is in very good condition with a professional repair to the left side at the top.
Staffordshire Dark Blue Pie Dish