that there existed intercourse between the Chinese and the Mohenjo-Darians.2 Let us now examine some of these phonetic signs. In the following tables they will be grouped according to signs of ancient scripts with which they were compared: - A thorough comparison of the above and other Proto-lndian signs with the signs of Sumerian script has shown that the latter proceed from the former.3 ------------------------------------------------------------------------------------------------------------------ 2Mackay, Further Excavations at Mohenjo Daro, II, pl.XXVII, Nos. 8 and 9. 3Cf. below, Appendix I to Chapter II. | 