1.
A letter from Margaret of Constantinople, Countess of Flanders (1248, January 7)
A letter from Margaret of Constantinople, Countess of Flanders (1246, December 15)
2.
3.
A letter from Joan of Constantinople, Countess of Flanders (1219, October)
A letter from Joan of Constantinople, Countess of Flanders (1215)
A letter from Joan of Constantinople, Countess of Flanders (1220/1221, June 7)
A letter from Margaret of Constantinople, Countess of Flanders (1256, October 15)
A letter from Joan of Constantinople, Countess of Flanders (1226, December 21)
A letter from Joan of Constantinople, Countess of Flanders (1235, March)
A letter from Margaret of Constantinople, Countess of Flanders (1244/1245, March)
A letter from Counts of Flanders (1226)
