Baden-BadenBeyond's analysis on Baden-Baden2026-08-09 — A rare 1851 vermilion 1-franc stamp on letter to Baden-Baden sells for €10,000, highlighting continued strength in high-end philatelic auctionsRecent news mentioning Baden-Baden2026-08-09 — Marché du timbre : un 1 franc vermillon sur lettre de 1851 pour Baden-Baden à 10 000 eurosBrowse the full archive →