Cecily le Venur was dead in 50 Hen III [1266] her heir was Bertha (daughter) then married and 23 years old.
Inquisition on Bertha in 5 Edw II [1312] says that her son Thomas de Dockwra was her heir and aged over 40.
In 1316 a man of this name was one of the jurors at the perambulation of the forest.
Later still he appears in the Patent Rolls, having conveyed land in Hutton to Hugh Page, John de Laton, Alan de Newton, Richard Whiteheued, Robt. de Staynton and Joan his wife, and Ralph le Parker, between 1318-1325.
Source: CWAAS Transactions NS 11/3