carefully studied the principles of his great master, conceived so clear an idea of the importance of a commercial intercourse with India, that he marched into that country, and, entering into relations with Ptolemy the son of Lagos, established on a firm basis the trade between the Red Sea and Hindustan, as described in the previous chapter.
Eastern India. Of the more eastern portions of India little was then known. Indeed, so late as the geographer Ptolemy, so erroneous are his ideas of the size and position of even the great island of Ceylon, and of the peninsula of Hindustan, that it is certain he obtained the information he has recorded from the reports of persons of no scientific acquirements. His description of the character of the coasts and of the chief ports are, on the other hand, more accurate than might have been expected, considering that his only source of information was from the lips of unscientific sailors or merchants who had merely visited the places he notices. Thus, in his account of Ceylon, we find a fair description, not only of the sea coast of the island, but of the trade then carried on, and, especially of the nature of the intercourse conducted by the different nations who frequented its excellent harbours. Ptolemy, also, notices the productions for which Ceylon was then celebrated, as rice, honey, ginger, aromatic drugs, pearls, and precious stones, and especially the beryl and the hyacinth. He likewise mentions gold and silver, with a special reference to its elephants and tigers. Indeed, his description of the island resembles in all material points that given by Cosmas Indicopleustes, four centuries later. Both agree in stating that the shores were occupied by
