Royal Service letter from Sonderburg 16 November 1738 to Husum with Sonderborg city wax seal. Front with Royal insignia - C6tus Königl. Commission Affairer ·/· and noted – ohne Attest – and crossed out; Königl. Commission Affairer. It is thought, that Husum sent a letter so that Sonderburg had to pay postage since Sonderburg is writing the following inside the letter; 6-tus setzen zu lassen, damit es an porto keine Kostern verursachen möge. Likely only recorded with reference to Royal Insignia letter was not charged. Illustrated in ARGE SCH 163.VII-VIII.
Border rate letter sent from Hadersleben to Langekiergaard, Vonsild south of Kolding, 28 December 1869, bearing a single NDP 1Gr. perforated tied by PER Io (DAKA 58.12). RARE.
Border rate letter sent from Hadersleben to Kolding 29 June 1870, bearing a single NDP 1Gr. perforated Mi. Nr. 16, and tied by PER Io (DAKA 58.12). RARE.