International System of Units

Sistema internacional de Unidades
OwnerNelida Fernandez Besada
ObservationsThe International System of Units, abbreviated SI, is the system of units used in all countries in the world, except for three that have not declared it priority or unique.
CountryCuba
Face value3
Year1877
StateUsed
StatusExhibition - Non-transferable
CategoryScience
FormatLandscape
Colormulticolor
Other informationPerforated stamp
visualizations363