The Historia Welforum names (in order) "sanctum Counradum Constanciensem episcopum, Etichonem et Roudolfum" as the three sons of "Heinricus" & his wife. The Annalista Saxo names (in order) "tres fratres Rodulfus, Eticho, qui et Welphus, et Conradus; qui tempore Heinrici regis, patris Ottonis Magni extiterunt". The Genealogia Welforum names (in order) "sanctum Chunradum Constantinensem episcopum, Etichonem et Rudolfem" as children of "Heinricum" & his wife. A codex of Kloster Weingarten records that "Henricus…pater…sancti Cunradi episcopi cum uxore sua Beata et filiis sui Ethichone et Rudolfo" constructed Kloster Altorf, adding that "Beata cum filio suo Rudolfo" were buried there. 1