The Materia Medica of the Hindus, compiled from Sanskrit Medical Works c4.s11.t1.19

c4.s11.t1.19

observed “But the Hindoos like the Egyptians have employed tin for various purposes from very ancient times. And though there is no proof of its being found in the present day in the peninsula of India yet it is abundant on the opposite coast of the Bay of Bengal, as in Burma, Tenasserim, Junkseylon and Malacca. There must in very ancient times have been a trade between India and these places.”