1.
Die beiden Haager friedenskonferenzen von 1899 und 1907
2.
Die Haager landkriegskonvention vom jahre 1907 und das deutsche militärrecht
Om mellanfolklig medling och skiljedom
The Hague peace conferences of 1899 and 1907, the results obtained, the principles applied and the influences felt; a lecture delivered at the Hague on the 10th of August 1910
Instructions to the American delegates to the Hague peace conferences and their official reports
The two Hague conferences
The two Hague conferences and their results
The Hague Peace Conferences of 1899 and 1907 : a series of lectures delivered before the Johns Hopkins university in the year 1908 /
Instructions to the American delegates to the Hague Conferences and their official reports /
The Hague conventions /