Probing the Planets - Probing the Planets - A pioneering achievement

Probing the Planets - Sondeando los Planetas - Un logro pionero
OwnerHerman Cudris Castaņeda
ObservationsMichel:US 1485 - Stamp Number:US 1916 - Yvert et Tellier:US 1322 - Stanley Gibbons:1890
CountryUnited States
Face value18 cents.
Year1981
StateUsed
StatusExhibition - Non-transferable
CategoryScience
FormatVertical
Colormulticolor.
Other informationPerforated stamp Air mail
visualizations161