(Count Arthur, 1817-1904, cousin of Queen Victoria, Austrian General)
Autograph envelope front with most of the back lightly attached,
in German, to H.I. and R.H. Victoria, Crown Princess of the German Empire and Prussia, at the Neues Palais, Potsdam, with a good impression of his seal, all black-edged, Boskovice (north of Brno, Moravia), 21st June
Mensdorff's and Queen Victoria's mothers were sisters. She was very much taken by him on a visit by him and his brother Alexander, which preceded that of Albert and his brother. Albert later employed him to mediate in Portugal, where another Coburg cousin was King Consort.