A revised and updated version of
Abraham Kuyper: An Annotated Bibliography 1857-2010 by Tjitze Kuipers (2011)
You can buy a printed edition of this book on the site of the publisher.
Parting words at Utrecht, based on the text of Revelation 3:11f. In the sermon Kuyper emphasizes that false and true conservatism must be sharply distinguished. False conservatism is devoted to the shell, the external, while true conservatism is devoted to the pearl, the principle, which is life with the risen Christ. The sermon also analyzes false conservatism in the contemporary church.