1973 Sc 4173 70th Birth Anniversary of E.T.Krenkel Scott 4084

1973. 70th Birth Anniversary of E.T.Krenkel.
Catalogs: Scott 4084, Standard Collection 4173, Mi 4123, Yt 3935.
Condition: MNHOG.
Issued on: May 20, 1973.
Perforation: comb 11½.
Printing: Photogravure and Recess.
Size: 40 x 28 mm.
Colors: Multicolor.
Face value: 4 Russian kopek.
Quantity: 3,200,000.