Recent Issues 2016
São Tomé and Príncipe
"Volcanoes & Minerals"
Issue date: 12th September 2016
existing: perforated and imperforated
- Mauna Loa, Hawaii
The inscription reads Mauna Loa, but the image does not show an eruption of Mauna Loa, it is a famous image of the Kilauea Pu'u O'o Eruption.