50th Anniversary activity of Warsaw Zoo.

10.08.1979

Cp 731

75th Anniversary of the Nobel Prize Henryk Sienkiewicz.

12.04.1980

Cp 750

World Scout Jamboree in Poland - Zegrze'95.

3.08.1995

Cp 1098

Bialowieza National Park.

29.06.2001

Cp 1260

Beauty of Poland Land - Białostocczyzna.

30.04.2010

Cp 1538

League of Nature Guarding.

9.01.2023

Cp 1993