sentences:  Beauchamp Wadmore, in his 1920 book "The Earthworks of Bedfordshire", casts further doubts on the status as a castle site.Wadmore's researches point to the mound being erected to commemorate a 9th-century victory over the Danes associated with nearby Gannock Castle.Wadmore also states that, prior to the damage of the site for clay extraction, a second smaller mound existed.