The Hindu-Arabic Numerals c9.67

c9.67

² On the early travel between the East and the West the following works may be consulted: A. Hillebrandt, *Alt-Indien*, containing "Chinesische Reisende in Indien," Breslau, 1899, p. 179; C. A. Skeel, *Travel in the First Century after Christ*, Cambridge, 1901, p. 142; M. Reinaud, "Relations politiques et commerciales de l'empire romain avec l'Asie orientale," in the *Journal Asiatique*, Mars-Avril, 1863, Vol. I (6), p. 93; Beazley, *Dawn of Modern Geography, a History of Exploration and Geographical Science from the Conversion of the Roman Empire to A.D. 1420*, London, 1897–1906, 3 vols.; Heyd, *Geschichte des Levanthandels im Mittelalter*, Stuttgart, 1897; J. Keane, *The Evolution of Geography*, London, 1899, p. 38; A. Cunningham, *Corpus inscriptionum Indicarum*, Calcutta, 1877, Vol. I; A. Neander, *General History of the Christian Religion and Church*, 5th American ed., Boston, 1855, Vol. III, p. 89; R. C. Dutt, *A History of Civilization in Ancient India*, Vol. II, Bk. V, chap. ii; E. C. Bayley, loc. cit., p. 28 et seq.; A. C. Burnell, loc. cit., p. 3; J. E. Tennent, *Ceylon*, London, 1859, Vol. I, p. 159; Geo. Turnour, *Epitome of the History of Ceylon*, London, n.d., preface; "Philalethes," *History of Ceylon*, London, 1816, chap. i; H. C. Sirr, *Ceylon and the Cingalese*, London, 1850, Vol. I, chap. ix. On the Hindu knowledge of the Nile see F. Wilford, *Asiatick Researches*, Vol. III, p. 295, Calcutta, 1792.