35th anniversary of the Polish police and intelligence agency.
Franciszek Jóźwiak (1895-1966), also known als "Franek", "Wit" and "Witold", general.
35 lat MO i SB (Milicji Obywatelskiej i Służby Bezpieczeństwa) = 35 years of Police and Intelligence agency.
Find other Polish stamps commemorating MOiSB anniversaries
Gwardia Ludowa (People's Guard)
Milicja Obywatelska (the former police force in Poland)
Służba Bezpieczeństwa (the former communist intelligence agency and secret police in Poland)