University of Hull Royal Database (England), Author Address: @ Merges William FitzAlan, son of Alan FitzFleald & a daughter of
Sheriff Warine of Shropshire, with the William FitzAlan who
married Isabel de Say (his son in this db).
The cited information was published by University of Hull, Hull, UK HU6 7RX, 1994, 1995, 1996 (Ref: Merges William FitzAlan, son of Alan FitzFleald & a daughter of
Sheriff Warine of Shropshire, with the William FitzAlan who
married Isabel de Say (his son in this db).) The author/originator was Brian Tompsett, Dept of Computer Science.
Source Notes
Usually reliable but sometimes includes hypothetical lines,
mythological figures, etc.