40 kopeks stamp (used) commemorating the second cosmic rocket flight, 19-20 August 1960 [space dogs Belka and Strelka, rocket trajectory, Kremlin] issued in the USSR, 1960
40 kopeks stamp (used) commemorating the second cosmic rocket flight, 19-20 August 1960 [space dogs Belka and Strelka, rocket trajectory, Kremlin] issued in the USSR, 1960