Set of four postage stamps printed in Burundi in 1973. 500 years since the birth of Nicolaus Copernicus. Diagram of the orbits of #240658609
Description
Set of four postage stamps printed in Burundi in 1973. 500 years since the birth of Nicolaus Copernicus. Diagram of the orbits of the planets in the solar system. Canceled postage stamps. Close-up