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.

1916

The Lord's Day observance.
In: Sunday the World's rest day.
Published for the New-York Sabbath-Committee, 31 Doubleday, Page & Company Garden City and New York, 1916, p. 47—63.

According to Kuyper (AR Staatkunde II, 280), he presented this paper at a Congress in San Francisco in 1915.