National International Congress of Former Prisoners of German Concentration Camps, Warsaw, February 3–5, 1946, stamps Fi 388–393 [1st anniversary of the liberation of Warsaw], 23 x 16.5 cm
stamps affixed to the envelope and canceled with a commemorative Congress postmark dated February 3, 1946
tear in the envelope along the right edge [approx. 1.5 cm]; otherwise, in very good condition
