St Thomas and Prince 1986 Space Research and Halleys Comet

From Stamps of the World
  • Issue date: 27th October 1986
  • four values in a sheetlet, and one value in a miniature sheet
  • Print process: lithography
  • stamp format height 40mm x width 30mm
  • sheetlet format height 140mm x width 110mm
  • miniature sheet format 115mm x width 138mm
  • Perforations: 13.25 x 13.25

sheetlet of four stamps and five labels
5db ~ launch of Challenger Space Shuttle
6db ~ Vega space probe
10db ~ Giotto space probe and Halley's Comet
16db ~ depiction of Halley's Comet passing over Nuremberg
labels: comet over monuments, passage of comet through Solar System, Susei space probe
miniature sheet
90db ~ Halley's Commet and Giotto space probe
Border: globe indicating St Thomas and Prince, space probes Vega and Susei, Challenger Space Shuttle

<compiler note. Not all authoritities recognise these stamps as having been legitimately released in Sao Tomé e Principe>