1924 Sc 67 U.S.S.R. for victims of the flood in Leningrad Scott B47

1924. U.S.S.R. for victims of the flood in Leningrad.
Catalog numbers: Scott B47, Standard Collection 67, Michel 266xb, Yvert 286.
Issued on: November 20, 1924.
Perforation: Imperforate.
Printing: Lithography.
Colors: Green.
Face value: 20+50 Russian kopek.
Quantity: 1,000,000.