90th anniversary of birth of Yu.M.Steklov.

90 ° aniversario de nacimiento de Yu.M.Steklov.
OwnerJose Roberto Lara
ObservationsCatalog code:Mi:SU 2831, Sn:SU 2815, Yt:SU 2743, AFA:SU 2817
CountryRussia
Face value4 Kopek Ru
Measures 40 x 28 milímetros
Year1963
StateUsed
StatusExhibition - Non-transferable
CategoryCommemorations
FormatLandscape
Other informationPerforated stamp
visualizations157