Tsjecho-Slowakije
Wordt nu getoond: Tsjecho-Slowakije - Postzegels (1918 - 1992) - 1 postzegels.
1957
The 300th Anniversary of Publication of Komensky's Opera Didactica Omnia
28. maart WM: Geen Perforatie: 11½
![[The 300th Anniversary of Publication of Komensky's Opera Didactica Omnia, type QN]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/QN-s.jpg)
![[The 300th Anniversary of Publication of Komensky's Opera Didactica Omnia, type QO]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/QO-s.jpg)
![[The 300th Anniversary of Publication of Komensky's Opera Didactica Omnia, type QP]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/QP-s.jpg)
![[The 300th Anniversary of Publication of Komensky's Opera Didactica Omnia, type QQ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/QQ-s.jpg)
