I stumbled acrossed your post while looking for the surname varient of Gaskill. What caught my attention was the location. My mother Formerly a Risley is a decendent of: Lady Cecilia de Lathom, who married Gilbert de Culcheth.
Lady Cecilia B: 1222 Lathom House, Ormskirk, Lancashire, England D: aft. 1275. She is the daughter of: Sir Robert de Lathom Earl of Lathom 1198-abt. 1290 and Lady Amicia de Alfreton 1200-1250.