1993-12-06: Mushrooms (1993)

1993-08-16: Tobacco Pipes (1993)

1993-07-30: Union of Capital Cities of Portuguese Language

1993-07-30: Union of Capital Cities of Portuguese Language

1993-07-09: Sea Turtles (1993)

1993-06-28: Cacti and Succulents (1993)

1993-06-07: Quioca Art (1993)

1993-05-31: Leopard (Panthera pardus)

1993-05-31: Leopard (Panthera pardus)

1993-04-06: Molluscs - Sea Snails (1993)

1993-03-23: Meteorological Instruments (1993)