Note 170 — Chapter XII · THE LATER REIGN OF WILLIAM IN NORMANDY.[159] 1051–1066.
Reading edition
Among the many foreign brothers-in-law of Æthelstan, it is certain that the two most prominent, Otto the Great and Duke Hugh of Paris, left no posterity by their English wives. But a search among the princes of the time might have revealed some descendants of Eadgifu and the other sisters. The line of the Karlings of Laôn was not extinct.