und y ▁ ▁— — ▁ ▁The ▁solid ▁lines ▁denotes ▁the ▁legit imate ▁desc ents ▁ ▁– ▁– ▁– ▁- ▁The ▁dashed ▁lines ▁denotes ▁a ▁marriage ▁▁ ▁· ▁· ▁· ▁· ▁The ▁d otted ▁lines ▁denotes ▁the ▁l ia isons ▁and ▁il leg it imate ▁desc ents ▁ ▁S ugg ested ▁reading ▁Bart on , ▁Simon . ▁The ▁Arist ocracy ▁in ▁Tw elf th - Cent ury ▁León ▁and ▁Cast ile . ▁Cambridge ▁University ▁Press , ▁ 1 9 9 7 . ▁Append ix ▁I : ▁" The ▁Count s ▁of ▁Tw elf th ▁Century ▁León ▁and ▁Cast ile ", ▁pp .   2 3 5 – 3 0 2 . ▁ ▁See ▁also ▁List ▁of ▁Spanish ▁monarch s ▁Kings ▁of ▁Spain ▁family ▁tree ▁Kingdom ▁of ▁León ▁List s ▁of ▁inc umb ents ▁▁▁ ▁Leon <0x0A> </s> ▁Bruce ▁P oul ton ▁( M arch ▁ 7 , ▁ 1 9 2 7 ▁– ▁June ▁ 1 9 , ▁ 2 0 1 5 ) ▁was ▁the ▁t enth ▁ch an cell or ▁of ▁North ▁Carolina ▁State ▁University ▁from ▁ 1 9 8 2 ▁to ▁ 1 9 8 9 . ▁ ▁P oul ton ▁was ▁born ▁in ▁Y onk ers , ▁New ▁York . ▁ ▁He ▁was ▁educated ▁at ▁R ut gers ▁University , ▁where ▁he ▁received ▁a ▁Ph . D . ▁in ▁end ocr in ology ▁in ▁ 1 9 5 6 . ▁▁ ▁In ▁ 1 9 7 1 ▁he ▁was ▁appointed ▁as ▁vice ▁president ▁of ▁the ▁University ▁of ▁Maine ,