De Socialisten en de vrouwenarbeid Date of creation1911, 8 aprilCollectionThe Dutch Labour Movement till 1918
S.D.A.P. en de tienurendag Date of creation1911, 18 februariCollectionThe Dutch Labour Movement till 1918
In het heilige land aan de zee Date of creation1909, 10 oktoberCollectionThe Dutch Labour Movement till 1918
Hoe is't in't Carlton Hotel Amsterdam Date of creation1900-1925Collection150 years of advertising in the Netherlands