Evropa | Državna Pošta Hrvatska - různý nominál | GEOPHILA
Nordphila e.K. Sale - 484 Page 218
Big Blue 1840-1940: Jugoslavia ( Kingdom of Serbs, Croats and Slovenes) 1918-1920
Croatia-1919-3-postage-stamp-flaw_2a – World Stamps Project
Croatia, Definitive Issue of 1919 – Varieties of Postage Stamps – World Stamps Project
World Stamps Project on Twitter: "What a contribution! A user uploaded a scan of 25 filler pane fragment with 6 types and 3 listed plate flaws, among them this gem (first A