1938 Sc 515 Rescue of “North Pole-1” Station Scott 643

1938. Rescue of “North Pole-1” Station.
Catalog numbers: Scott 643, Standard Collection 515, Michel 614.
Issued on: June 21, 1938.
Perforation: comb 11¾ x 12¼.
Printing: Typography.
Colors: Multicolor.
Face value: 10 Russian kopek.