Ancient India as described by Megasthenês and Arrian/Frag. XXIII.
Appearance
Fragm. XXIII.
Strabo, XV. i. 38,—p. 708.
Of the River Silas.
(Megasthenês says) that in the mountainous country is a river, the Silas, on the waters of which nothing will float. Dêmokritos, who had travelled over a large part of Asia, disbelieves this, and so does Aristotle.