Visar nu: Nederländerna - Postfrimärken (1920 - 1929) - 9 frimärken.
31. mars WM: Inga Design: Daniël Knuttel, Heinrich Raeder y Louis-Eugène Mouchon. Gravyr: Joh. Enschedé. Perforering: 12½
![[No. 93 Overprinted, Typ T]](https://www.stampworld.com/media/catalogue/Netherlands/Postage-stamps/T-s.jpg)
1. maj WM: Inga Design: Chris Lebeau. Gravyr: Joh. Enschedé. Perforering: 12½
![[Airmail, Typ U]](https://www.stampworld.com/media/catalogue/Netherlands/Postage-stamps/U-s.jpg)
![[Airmail, Typ U1]](https://www.stampworld.com/media/catalogue/Netherlands/Postage-stamps/U1-s.jpg)
![[Airmail, Typ U2]](https://www.stampworld.com/media/catalogue/Netherlands/Postage-stamps/U2-s.jpg)
WM: Inga Design: Daniël Knuttel, Heinrich Raeder y Louis-Eugène Mouchon. Gravyr: Joh. Enschedé. Perforering: 12½
![[New Values, Typ J33]](https://www.stampworld.com/media/catalogue/Netherlands/Postage-stamps/J33-s.jpg)
![[New Values, Typ J34]](https://www.stampworld.com/media/catalogue/Netherlands/Postage-stamps/J34-s.jpg)
5. augusti WM: Inga Design: Joh. Enschedé y Joseph Vürtheim. Gravyr: Joh. Enschedé. Perforering: 12½
![[New Daily Stamp, Typ V]](https://www.stampworld.com/media/catalogue/Netherlands/Postage-stamps/V-s.jpg)
![[New Daily Stamp, Typ V1]](https://www.stampworld.com/media/catalogue/Netherlands/Postage-stamps/V1-s.jpg)
![[New Daily Stamp, Typ V2]](https://www.stampworld.com/media/catalogue/Netherlands/Postage-stamps/V2-s.jpg)