he spent eight months (1884-5) in Mecca and Jidda. In 1888, he became
lecturer at the University of Leiden and in the same year was sent out
as Professor to Batavia in Netherlands-India, where he spent the years
1889-1906. Upon his return he was appointed Professor of Arabic at the
University of Leiden. Among his principal published works may be mentioned:
_Mekka_, The Hague, 1888-9; _De Beteekenis van den Islam voor zijne
Belijders in Oost Indïe_, Leiden, 1883; _Mekkanische Sprichwörter_, The
Hague, 1886; _De Atjehers_, Leiden, 1903-4, England tr. London, 1906; _Het
Gajôland en zijne Bezvoners_, Batavia, 1903, and _Nederland en de Islâm_,
Leiden, 1915.

The lectures to be found in the present volume were delivered before
the following Institutions: Columbia University, Yale University, The
University of Pennsylvania, Meadville Theological Seminary, The University
of Chicago, The Lowell Institute, and the Johns Hopkins University.

The Committee owes a debt of deep gratitude to Mr. Charles R. Crane for
having made possible the course of lectures for the year 1914.

RICHARD GOTTHEIL

CRAWFORD H. TOY

_Committee on Publication_.

April, 1916.


* * * * *