- E1/1.
- Series
- 1615-1905.
Rentals of the Plas Power estate, together with some from the Chirk estate and associated properties. Mary Myddelton's estates in Denbighshire were acquired with her purchase of Plas Power in 1732, by which time she was already in possession of the bulk of her estates in Shropshire, Montgomeryshire, Merionethshire, Flintshire and Middlesex; other estates were added later.