De verlenging der herhalings-oefening Date of creation1911, 16 septemberCollectionThe Dutch Labour Movement till 1918
Theodoortje en haar vrijer Date of creation1911, 18 novemberCollectionThe Dutch Labour Movement till 1918
Het paard achter den wagen Date of creation1911, 16 septemberCollectionThe Dutch Labour Movement till 1918
De berg van handteekeningen Date of creation1911, 13 meiCollectionThe Dutch Labour Movement till 1918
De raad van Prof. Fabius Date of creation1911, 18 novemberCollectionThe Dutch Labour Movement till 1918