1997 Birbal Sahni Inst. of Palaeobotany, Fossils-Pentoxylon Used Stamp

7024 - Stamp Refill 2 Divider/1 packet - 5 Refill Sheet-Imported Taiwan Made-Chuyu Culture

7028 - Stamp Refill 6 Divider/1 packet - 5 Refill Sheet-Imported Taiwan Made-Chuyu Culture

7023 - Stamp Refill 1 Divider/1 packet - 5 Refill Sheet-Imported Taiwan Made-Chuyu Culture

7029 - Stamp Refill 7 Divider/1 packet - 5 Refill Sheet-Imported Taiwan Made-Chuyu Culture

7027 - Stamp Refill 5 Divider/1 packet - 5 Refill Sheet-Imported Taiwan Made-Chuyu Culture