Viser nå: Nederland - Postfrimerker (1920 - 1929) - 9 frimerker.
31. March VM: Ingen Design: Daniël Knuttel, Heinrich Raeder y Louis-Eugène Mouchon. Gravering: Joh. Enschedé. Perforering: 12½
1. May VM: Ingen Design: Chris Lebeau. Gravering: Joh. Enschedé. Perforering: 12½
VM: Ingen Design: Daniël Knuttel, Heinrich Raeder y Louis-Eugène Mouchon. Gravering: Joh. Enschedé. Perforering: 12½
5. August VM: Ingen Design: Joh. Enschedé y Joseph Vürtheim. Gravering: Joh. Enschedé. Perforering: 12½