Manuel Briones

809 - Centenary of the Royal Institute of Chemistry

809 - Centenario del Real Instituto de Química
OwnerManuel Briones
ObservationsWinners of the Nobel Prize in Chemistry in 1915, the British: William and Lawrence Bragg.
CountryUnited Kingdom
Face value13
Year1977
StateUsed
StatusInterchangeable
CategoryCommemorations
FormatLandscape
ColorMulticolor
Other informationPerforated stamp
visualizations77