Who is older Franz Viehböck or  Umberto Guidoni ?
Franz Viehböck Franz Artur Viehböck (born August 24, 1960 in Vienna) is an Austrian electrical engineer, and was Austria's first cosmonaut. He was titulated "„Austronaut“" by his country's media. He visited the Mir space station in 1991 aboard Soyuz TM-13, returning aboard Soyuz TM-12 after spending just over a week in space.
Giorgio De Vincenzi Giorgio De Vincenzi (1884 – 1965), was an Italian painter and etcher. He was a versatile artist, using diverse techniques and specialised in landscapes and portraiture.