Castles of England, Scotland and Wales @ p. 43
The cited information was published by Harper Perennial, New York, 1978, held in
Cheryl Varner Library
(Ref: p. 43) The author/originator was Johnson, Paul.
References (2)
Parent Source:
Castles of England, Scotland and Wales
Individual:
Ranulph de Gernon 2nd Earl of Chester, Vicomte d'Avranches