1965 Sc BL 42 70th Anniversary of A. S. Popov’s Radio Inventions Scott 3040

1965. 70th Anniversary of A. S. Popov’s Radio Inventions.
Catalog numbers: Scott 3040, Standard Collection BL 42, Michel BL 39, Yvert BF 38.
Condition: MNHOG.
Issued on: May 7, 1965.
Format: Souvenir Sheet.
Perforation: frame 12.
Printing: Offset lithography.
Size: 145 x 100 mm.
Colors: Multicolor.
Face value: 1 ₽ – Russian ruble.
Quantity: 500,000.