Eagle (coat of arms of Poland) and book, hammer and ear of wheat (the symbols for science, labour and agriculture)
Eagle (coat of arms of Poland) and a map of Poland with symbols for industry and agriculture
PRL (Polska Rzeczpospolita Ludowa) = People's Republic of Poland.
Spadkobierczynią tradycji tysiąclecia = With the heritage of a thousand year tradition.
966 refers to the origins of Poland in the year 966.
1945 refers to the year when Soviet communism began to dominate Poland.
1966 is the year when this series of stamps was issued to commemorate a thousand years of Polish statehood.
Find other Polish stamps depicting the Polish eagle
History of Poland
Coat of arms of Poland
History of Poland (1945-1989)
People's Republic of Poland