1931 Sc 275A Constructing airship Scott C24

1931. Constructing airship.
Catalog numbers: Scott C24, Standard Collection 275A, Michel 401A.
Issued on: May 15, 1931.
Perforation: comb12 x 12¼.
Printing: Photogravure.
Colors: Multicolor.
Face value: 1 ₽ – Russian ruble.
Quantity: 200,000.