The Achehnese. By Dr C. Snouck Hurgronje, Adviser for Native Affairs, Netherlands India. Translated by the late A. W. S. O'Sullivan, Assistant Colonial Secretary, Straits Settlements; with an Index by R. J. Wilkinson, Inspector of Schools, Federated Malay States. Two vols. (Leyden, late E. J. Brill; London, Luzac & Co.; 1906.)