Note 209 — Chapter XII · THE LATER REIGN OF WILLIAM IN NORMANDY.[159] 1051–1066.
Reading edition
Thirty-six years if we count from the death of William’s grandmother Judith in 1017; twenty-seven if we count from the death of Richard the Good in 1026. The question turns on the position of Richard’s second wife Papia. See vol. ii. p. 181.