Flensburg Plebiscite Letter 1920

A rare piece of Danish history! A registered letter from Flensburg in 1920, during the reunification, franked with plebiscite stamps. The letter bears a stamp from Flensburg dated May 22, 1920 and was sent to Viby on Als. This historical letter is franked with one red 10 Pf. plebiscite stamp and a pair of 40 Pf. violet plebiscite stamps. A unique and exciting collector's item for all those interested in Danish history and stamps.