(*Click on each title to open the corresponding announcement in a new tab)
Year 1968:
2. https://www.efo.gr/wp-content/uploads/2023/03/2.-EUROPA-C.E.P.T.-1968.pdf
Hellenic Philatelic Federation
Hellenic Philatelic Federation
(*Click on each title to open the corresponding announcement in a new tab)
Year 1968:
2. https://www.efo.gr/wp-content/uploads/2023/03/2.-EUROPA-C.E.P.T.-1968.pdf