The 50th Anniversary of the Speleological Society 1990
Ora in esposizione: Cuba - Francobolli postali - 1990 - The 50th Anniversary of the Speleological Society - 1 francobolli.
Ora in esposizione: Cuba - Francobolli postali - 1990 - The 50th Anniversary of the Speleological Society - 1 francobolli.
![[The 50th Anniversary of the Speleological Society, Scrivi ERI]](https://www.stampworld.com/media/catalogue/Cuba/Postage-stamps/ERI-s.jpg)
