[416] Ibid., p. 57.
[417] Libri, Histoire, Vol. I, p. 110, n., citing authorities, and p. 152.
[418] Possibly the old tradition, "Prima dedit nautis usum magnetis Amalphis," is true so far as it means the modern form of compass card. See Beazley, loc. cit., Vol. II, p. 398.
[419] R. C. Dutt, loc. cit., Vol. II, p. 312.
[420] E. J. Payne, in The Cambridge Modern History, London, 1902, Vol. I, chap. i.
[421] Geo. Phillips, "The Identity of Marco Polo's Zaitun with Changchau, in T'oung pao," Archives pour servir à l'étude de l'histoire de l'Asie orientale, Leyden, 1890, Vol. I, p. 218. W. Heyd, Geschichte des Levanthandels im Mittelalter, Vol. II, p. 216.
The Palazzo dei Poli, where Marco was born and died, still stands in the Corte del Milione, in Venice. The best description of the Polo travels, and of other travels of the later Middle Ages, is found in C. R. Beazley's Dawn of Modern Geography, Vol. III, chap, ii, and Part II.
[422] Heyd, loc. cit., Vol. II, p. 220; H. Yule, in Encyclopædia Britannica, 9th (10th) or 11th ed., article "China." The handbook cited is Pegolotti's Libro di divisamenti di paesi, chapters i-ii, where it is implied that $60,000 would be a likely amount for a merchant going to China to invest in his trip.
[423] Cunningham, loc. cit., p. 194.
[424] I.e. a commission house.