Issuer: Thailand
Issue: International Letter Writing Week 1992
Date: 10/4/1992 (1992 sheets)

INCOMPLETE

Block 1 (4, 2 x 2)
1, 1: 2b d=Catalaphyllia jardinei
1, 2: 3b d=Porites lutea
2, 1: 6b d=Tubastraea coccinea (1992)
2, 2: 8b d=Favia pallida



External links:
Colnect 256451..r_Writing_Week


Record of changes