1938 Sc 485 Soviet flag on North pole Scott 627

1938. Soviet flag on North pole.
Condition: MNHOG.
Catalog numbers: Scott 627, Standard Collection 485, Michel 586.
Issued on: February 25, 1938.
Perforation: comb12¼ x 11¾.
Printing: Typography.
Colors: Multicolor.
Face value: 40 Russian kopek.
Quantity: 5,100,000.