Ashover at Domesday
from The Feudal History of the County of Derby, by John Pym Yeatman.

In Essovre Leuric and Leuenot had ii. carucates of land hidable. Land for ii. ploughs. Now iii. farmers and xiv. bordars have iii. ploughs there. There now in demesne i. plough, and a priest, and a church, and i. mill worth xvi. pence. Wood, pasturable, ii. miles in length, and ii. in breadth. T. R. E. val. iv. pounds; now xxx. shillings.
Serlo holds it.

Essovre = Ashover.