USSR PS 1979 8th International Congress of Coal Refining - Donetsk

From Stamps of the World
  • Issue Date: 2 April 1979
  • Type: Envelope
  • Print Run : 1,000,000
  • Size:
  • Michel Catalog Number : USo 42
USSR PS 1979 8th International Congress of Coal Refining - Donetsk cover.jpg