See the original treaty of partition, in the Venetian Chronicle of Andrew Dandolo, p. 326 — 330 [tafel und Thomas, Urkunden zur altern Handels und Staatsgeschichte der Republik Venedig, i. 454. The treaty was con cluded and drawn up before the city was taken], and the subsequent election in Villehardouin, No. 136 — 140, with Ducange in his Observations, and the Ist book of his Histoire de Constantinople sous i'empire des Frangois.