SOURCES: LDS FHL Ancestal File # 8WKC-J5 (familysearch.org) <Guilbert de Pershale de Corbeil> "2004-Weaver and Sanders Update" David Weaver dave@@satcover.com, AWTP
(My note: This could possibly be Robert de Creuilly, Seigneur of Corbeil and Glamorgan, b. 1065 <wife unknown> shown on geneastar web site <http://www.geneastar.org> without parents, but with daughter Mathilde Fitzrobert de Creuilly (b. abt 1095) who married Robert Fitzroy <Robert de Caen and Robert de Gloucester>, b. 1094