Groemitz 21/3/66. Handwritten delivery note on the front of a small folding envelope to Petersdorf on Fehmarn, franked with Herzogth. Holstein 1¼ Schilling in a vivid brown-purple color, a very rare letter. The stamp with the local postmark is completely unknown in the handbook. Only 10 days later, this postal collection point was closed. Photo certificate Carl Aage Moeller BPP: "The rare letter is in beautiful condition, flawless. The cancellation mark is weakly struck." Provenance: Collection Dr. Wiegand.