THE Author has to express his great obligations to many gentlemen who have assisted him in the preparation of this volume, either by affording access to their libraries, or by furnishing or revising translations from the Chinese, &c.; and he must especially tender them to J. Haas, Esq., the Austro-Hungarian Vice-Consul at Shanghai, to Mr. Thomas Kingsmill and the Rev. W. Holt of Shanghai, to Mr. Falconer of Hong-Kong, and to Dr. N. B. Dennys of Singapore.