YUGOSLAVIA stamps - collecting postage stamps on computer science

YUGOSLAVIA postage stamps

	ID#299 Country Yugoslavia Year 1990 Issue 14th congress of communist party 2v Subject personal computer Tag PC
	ID#741 Country Yugoslavia Year 1988 Issue Postal service 2v Subject terminal Tag terminal
	ID#742 Country Yugoslavia Year 1988 Issue Postal service 1v Subject terminal Tag terminal
	ID#855 Country Yugoslavia Year 1988 Issue Definitives 2v (overprints) Subject terminal Tag terminal
	ID#789 Country Yugoslavia Year 1987 Issue Postal service 1v Subject terminal Tag terminal