Autograph Letter Signed ‘Louise’, to M.Melchior. 2 pp. 8 x 5 inches, in good condition, embossed letterhead. With the original franked envelope. Untranslated. Amalienborg Palace, Copenhagen, 17 March 1911. Louise of Sweden (1851 –1926) was Queen of Denmark as the spouse of King Frederick VIII. She was the only surviving child of Charles XV of Sweden and his consort, Louise of the Netherlands. She was the mother of both King Christian X of Denmark and King Haakon VII of Norway. The envelope bears a three line address. Against the middle line only a former collector has written in pencil: “This is of course the old man’s writing”. Frederick VIII was King of Denmark from 1906 until his death in 1912.