Gregory Brown
513 Agnes Arnold Hall
Department of Philosophy
University of Houston
Houston, TX 77204-3004

Heinrich (Henry) the Black (1075-1126)
Duke of Bavaria
Left: Wulfhild of Saxony

Detail from the family tree of the Welfs, in Historia Welforum,
Weingarten Monastery (between 1185 and 1191)
© Hessische Landesbibliothek, Fulda