Prehistoric animals, 1986, 7 stamps
Prehistoric animals, 2000, 7 stamps
Prehistoric animals, 1995, 6 stamps
Prehistoric animals, 1995, 5 stamps
Prehistoric animals, 1999, 7 stamps
Prehistoric animals, 1996, 12 stamps
Prehistoric animals, 1996, 8 stamps
Prehistoric animals, 1999, 1 stamp
Prehistoric animals, 1995, 6 stamps
Prehistoric animals, 2000, 6 stamps
Prehistoric animals, 1968, 1 stamp