- Cathedral. Clarence's executors, as seen in a
legal record of 1430, were John
Colvylle, of Neuton, Cambridgeshire, knight;
Henry Merston, of Westminster, clerk...
- Anjou, France. She was an
executrix of his will
alongside executors John
Colvylle of Neuton, Cambridgeshire, knight, and
Henry Merston of Westminster, clerk...