Sixth definitive issue of postage stamps of the USSR

Mine-worker
Mine-worker
Catalog #
693
Year
1939
Denomination
5 kopeks
Color
Red
Artist
V. Sidel'nikov
Paper
Ordinary
Printing method
Typographic
Perforation
Comb 11¾:12¼

Red Army man
Red Army man
Catalog #
694
Year
1939
Denomination
15 kop
Color
Dark-green
Artist
Sidelnikov V.
Paper
Ordinary
Printing method
Typographic
Perforation
Comb 12:12½