[Ansteorra] ISO info on Battle of Aumale, Normandy in 1188

[Robert G. Ferrell]

lambdakennels1 at juno.com wrote:
> I am looking for information on a battle fought between (Prince) Richard the Lionheart's troops defending a castle at Aumale (Normandy) against Phillip Augustus' troops in the summer of 1188.  The castle fell to Phillip.  Any citations for books or other media on this battle would be appreciated.

Also, be aware that this same castle figured into another battle between 
Richard I and Philip in 1196 (IIRC).  Richard won this time.

Cynric