16th Soviet Trade Unions Congress. (Soviet Union, USSR 1977)

09 February (Soviet Union, USSR ) within release 150th Anniversary of Naval Academy in Leningrad. goes into circulation Stamp 16th Soviet Trade Unions Congress. face value 4 Russian kopek

Stamp 16th Soviet Trade Unions Congress. in catalogues
Michel:	Mi:SU 4574

Stamp is vertical format.

Also in the issue 150th Anniversary of Naval Academy in Leningrad.:

• Stamp - 16th Soviet Trade Unions Congress. face value 4;
• Stamp - 80th Birth Anniversary of L.A.Govorov. face value 4;
• Stamp - 150th Anniversary of Naval Academy in Leningrad. face value 6;