1969 Sc 3685 BL 59. Centenary of Mendeleev’s Periodic Law of Elements. Scott 3608

1969. Centenary of Mendeleev’s Periodic Law of Elements.
Catalogs: Scott 3608, Standard Collection 3685 BL 59, Michel BL 56, Yt BF 55
Issued on: 1969-06-20.
Perforation: frame 12 x 12¼
Printing: Offset lithography and Recess
Size: 76 x 104 mm
Colors: Lilac-red, light gray and pale brownish-yellow
Face value: 30 Russian kopek
Print run: 750,000