1956 Sc 1802 Aircraft over scientific drifting ice station “North Pole” Scott C97

1956. Aircraft over scientific drifting ice station “North Pole”.
Catalog numbers: Scott C97, Standard Collection 1802, Michel 1833, Yvert PA104.
Issued on: June 8, 1956.
Perforation: comb 12½ x 12.
Printing: Offset lithography.
Size: 42 x 30 mm.
Colors: Multicolor.
Face value: 1 ₽.
Quantity: 2,000,000.