Gregory IX, pope
Letters from Gregory IX, pope
A letter (7/25/1235)A letter to Agnes of Prague (12/18/1238)
A letter to Agnes of Prague (4/14/1237)
A letter to Agnes of Prague (4/9/1237)
A letter to Agnes of Prague (7/25/1235)
A letter to Blanche of Castile, queen of France (10/30/1237)
A letter to Blanche of Castile, queen of France (1229)
A letter to Blanche of Castile, queen of France (1231)
A letter to Blanche of Castile, queen of France (1231)
A letter to Blanche of Castile, queen of France (1238)
A letter to Constance of Hungary (1228)
A letter to Joan of Constantinople, Countess of Flanders (1239)
A letter to Public (1229, May 15)
Letters to Gregory IX, pope
A letter from Joan of Constantinople, Countess of Flanders (1242)A letter from Margaret of Constantinople, Countess of Flanders (1242)