Helder’s biscuits CreatorZwolsche Biscuitsfabriek v/h E. Helder & Co. (Zwolle),,Date of creation1920Collection150 years of advertising in the Netherlands
Helder's biscuits CreatorZwolsche Biscuitsfabriek v/h E. Helder & Co. (Zwolle)Date of creation1925-1950Collection150 years of advertising in the Netherlands
Zwitserse publiciteitsgrafiek CreatorZwitserse publiciteitsgrafiek,'s-HertogenboschDate of creation1950-1975Collection150 years of advertising in the Netherlands
Zwitserse publiciteitsgrafiek CreatorZwitserse publiciteitsgrafiek, AmsterdamDate of creation1950-1975Collection150 years of advertising in the Netherlands