Set of two Olympic First Day Cover Stamps envelopes from Seoul Olympics 1988.
The first envelope is about Floor (gymnastics) with an AUSTRALIA gymnastics 1988 stamp on it.
The second envelope is about Sprint (running) with a VANUATU mens track events 1988 stamp on it.
Both envelopes have printed Ivan Akimovich Sushchenko olympic paintings on.
There is also a tag inside every envelope in Greek language about each sport.