Codrington, H. W., Ceylon Coins and Currency, Memoirs of the Colombo Museum, Saries A., No. 3, Colombo, 1924, reprinted 1975, 283 pages, 6 plates, softcover, a catologue of all coins known to have circulated in Ceylon. Includes ancients, Roman and Byzantine, medieval Ceylon (Kandy Kings, etc., medieval India, Portugese, Dutch, British, Islamic, and others. Islamic coins include Umayyad, Fatimid, Ayyubid, Rum Seljuqs, Zengid, Mamluks, Ilkhan, Rasulid, and Indian sultanates. Also larins and early Persian shahs. A lot of good history with coin legends transliterated only, ex James Farr Numismatic Library.
Estimate: 40-60 USD