1957-1958 Sc 2017-2020 Second Artificial Satellite Scott 2032-2035

1957-1958. 5th International Architects Union Congress.
Catalog numbers: Scott 2032-2035, Standard Collection 2017-2020, Mi 2042-2045, Yt 2012-2015.
Issued on: December 30, 1957 – February 21, 1958.
Perforation: comb 12¼ x 12.
Printing: Photogravure.
Colors: Multicolor.
Face value: 20 Russian kopek; 40 Russian kopek; 60 Russian kopek; 1 R.
Quantity: 1,000,000; 1,000,000; 1,000,000; 1,000,000.