1911 Encyclopædia Britannica, Volume 1… (1911)
“ Monk’s hereditary claim to this semi-royal peerage was a very shadowy one, being based—as was also his subordinate style of Baron Beauchamp—on his descent from the youngest of the three co-heiresses of Richard, earl of Warwick, and, with yet more remote applicability, on that from Arthur Plantagenet, a natural son of Edward IV. The title became extinct in 1688, on the death of Christopher, 2nd duke of Albemarle. ”
