1963 Sc 2773. The international post office in Moscow. Scott 2741

1963. The international post office in Moscow.
Catalog numbers: Scott 2741, Standard Collection 2773, Michel 2762, Yvert 2668.
Perforation: frame 11½.
Color: Gray-violet, brown and light yellowy-brown.
Printing: Photogravure.

Print run: 4,000,000.