Working people of socialist countries under their flags (Soviet Union, USSR 1957)

01 January (Soviet Union, USSR ) within release Forces of democracy and socialism are invincible! goes into circulation Stamp Working people of socialist countries under their flags face value 50 Russian kopek

Stamp Working people of socialist countries under their flags in catalogues
Michel:	Mi: SU 1492II

Stamp is square format.

Small Eagle on Albanian flag

Also in the issue Forces of democracy and socialism are invincible!:

• Stamp - Working people of socialist countries under their flags face value 1;
• Stamp - Working people of socialist countries under their flags face value 50;
• Stamp - Working people of socialist countries under their flags face value 40;