In het Hol van den Leeuw: Reisschetsen uit Sovjet-Rusland

From October to Brest-Litovsk

Bolshevism: The Enemy of Political and Industrial Democracy

Bolshevism: A Curse & Danger to the Workers

The Russian Turmoil; Memoirs: Military, Social, and Political

A Broken Journey Wanderings from the Hoang-Ho to the Island of Saghalien and the Upper Reaches of the Amur River

Mon voyage aventureux en Russie communiste

Yashka

40 kuukautta Neuvosto-Venäjällä

Comment est née la révolution russe

The red heart of Russia