1.
A letter from Joan of Constantinople, Countess of Flanders (1220, January 13)
A letter from Joan of Constantinople, Countess of Flanders (1220/1221, January 27)
A letter from Joan of Constantinople, Countess of Flanders (1222/1223, March)
A letter from Joan of Constantinople, Countess of Flanders (1217)
A letter from Ferdinand/Ferrand of Portugal, Count of Flanders (1214, April)
A letter from Joan of Constantinople, Countess of Flanders (1223, June 7)
A letter from Joan of Constantinople, Countess of Flanders (1223, December 18)
A letter from Joan of Constantinople, Countess of Flanders (1243, July)
A letter from Joan of Constantinople, Countess of Flanders (1237, May)
A letter from Clementia of Burgundy, countess of Flanders (1099-1100)
