Pioneer preventing damage of insulation (Soviet Union, USSR 1936)

01 April (Soviet Union, USSR ) within release Pioneers Help to the Post goes into circulation Stamp Pioneer preventing damage of insulation face value 3 Russian kopek

Stamp Pioneer preventing damage of insulation in catalogues
Michel:	Mi:SU 544Cx

Stamp is square format.

Also in the issue Pioneers Help to the Post:

• Stamp - Pioneers attaching post-box face value 1;
• Stamp - Pioneers attaching post-box face value 1;
• Stamp - Pioneers attaching post-box face value 2;
• Stamp - Pioneers attaching post-box face value 2;
• Stamp - Pioneer preventing damage of insulation face value 3;
• Stamp - Pioneer preventing damage of insulation face value 3;
• Stamp - Pioneer preventing damage of insulation face value 5;
• Stamp - Pioneer preventing damage of insulation face value 5;
• Stamp - Pioneers disentangling kite-line from telegraph wires face value 10;
• Stamp - Pioneers disentangling kite-line from telegraph wires face value 10;
• Stamp - Girl pioneer saluting face value 15;
• Stamp - Girl pioneer saluting face value 15;
• Stamp - Pioneer preventing damage of insulation face value 3;