The rational application of energy, DDR.

La aplicación racional de la energía, DDR.
OwnerNemesio Ramirez Lemos
CountryGermany
Colection
Face value10 pf.
Measures44x26mm.
Year1981
StateUsed
StatusExhibition - Non-transferable
CategoryIllustrations
FormatVertical
Colornaranja/negro.
Other informationPerforated stamp
visualizations181