Stamp: 12th Definitive Issue (Soviet Union, USSR 1978)

12th Definitive Issue (Soviet Union, USSR 1978)

01 January (Soviet Union, USSR ) within release 12th Definitive Issue goes into circulation Stamp 12th Definitive Issue face value 1 Russian ruble

Stamp 12th Definitive Issue in catalogues
Michel: Mi:SU 4640v

Stamp is vertical format.

Also in the issue 12th Definitive Issue:

Data entry completed
90%
Stamp 12th Definitive Issue in digits
Country: Soviet Union, USSR
Date: 1978-01-01
Print: Offset and Lithography
Size: 18.5 x 26
Perforation: 12½ x 12
Emission: Definitive
Format: Stamp
Face Value: 1 Russian ruble
Print run: 1400000

Stamp 12th Definitive Issue it reflects the thematic directions:

Outer space (or simply space) is the expanse that exists beyond Earth's atmosphere and between celestial bodies. It contains ultra-low levels of particle densities, constituting a near-perfect vacuum of predominantly hydrogen and helium plasma, permeated by electromagnetic radiation, cosmic rays, neutrinos, magnetic fields and dust. The baseline temperature of outer space, as set by the background radiation from the Big Bang, is 2.7 kelvins (−270 °C; −455 °F)

Stamp, 12th Definitive Issue, Soviet Union, USSR,  , Outer Space