 Indigenous Coinage of Sri Lanka | |
 Christmas 2001 | |
 Endemic Amphibians of Sri Lanka | |
 Vesak 2002 | |
 Christmas 2002 | |
 Vesak 2003 | |
 The Features of Construction of Dagoba in Ancient Sri Lanka | |
 Orphaned Giants on Earth (Elephant Orphanage Pinnawala) | |
 Resident Birds of Sri Lanka |
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 Vesak 2004 | |
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