Helderse Postzegelhandel : Timbre de vânzare - Olanda
Prezentat acum: Olanda - Timbre poştale (1852 - 2024) - 2 timbre.
17. Iunie WM: Niciunul Design: Johannes Warnaar y Willem van Konijnenburg. Gravură: Joh. Enschedé. Perforare: 13½ x 12½
![[The 21st - Child Care, Tip DI]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Netherlands/Postage-stamps/DI-s.jpg)
17. Iunie WM: Niciunul Design: Johannes Warnaar y Willem van Konijnenburg. Gravură: Joh. Enschedé. Perforare: 13½ x 12½
![[The 21st - Child Care, Tip DI]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Netherlands/Postage-stamps/DI-s.jpg)