1. Minakshi, C., "Social Life and Administration under the Pallavas", Chap, viii (Madras University Publication, in the press) ; for other dates, vide Prof. Jouveau Dubreuil, "Ancient History of the Deccan", p. 70 (Pondicherry: Modern Press, 1920).
2. NATURE, 137, 867 (1936);
3. Tech. Studies (Harvard University), 5, 221–240 (1937).
4. NATURE, 140, 198 (1937);
5. Proc. Ind. Acad. Sci., 7, 282–292 (1938).