Pedro Gruenholz

300 AnivJohn Harrison, chronometer inventor

300 AnivJohn Harrison, inventor cronómetro
OwnerPedro Gruenholz
CountryUnited Kingdom
Face value23 p
Measures3,5x3,5 cms
Year1993
StateNew
StatusExhibition - Non-transferable
CategoryCommemorations
FormatLandscape
Other informationPerforated stamp
visualizations400