Vladimir Lyakhov, Valery Ryumin and Salyut 6 (Soviet Union, USSR 1979)

10 October (Soviet Union, USSR ) within release Lyakhov and Ryumin's 175 Days in Space. goes into circulation Se-tenant Vladimir Lyakhov, Valery Ryumin and Salyut 6 face value 2*15 Russian kopek

Se-tenant Vladimir Lyakhov, Valery Ryumin and Salyut 6 in catalogues
Michel:	Mi:SU 4889-4890Zd
Yvert et Tellier:	Yt:SU 4632-4633
Stanley Gibbons:	Sg:SU 4931-4932

Se-tenant is horizontal format.

Also in the issue Lyakhov and Ryumin's 175 Days in Space.:

• Se-tenant - Vladimir Lyakhov, Valery Ryumin and Salyut 6 face value 2*15;
• Stamp - Vladimir Lyakhov and Valery Ryumin face value 15;
• Stamp - Radio telescope mounted on “Salyut 6 face value 15;