The 250th Anniversary of the Discovery of Halley's Comet 2008
Now showing: Sao Tome And Principe - Postage stamps - 2008 - The 250th Anniversary of the Discovery of Halley's Comet - 4 stamps.
Now showing: Sao Tome And Principe - Postage stamps - 2008 - The 250th Anniversary of the Discovery of Halley's Comet - 4 stamps.
![[The 250th Anniversary of the Discovery of Halley's Comet, type ]](https://www.stampworld.com/media/catalogue/Sao-Tome-And-Principe/Postage-stamps/3396-b.jpg)
