(1840-1901, Empress Frederick of Germany, wife of Frederick III, eldest child of Queen Victoria & mother of Kaiser Wilhelm II)
Autograph Envelope Signed 'C Pss of GB Pss of Pr[ussia]'
to her brother Prince LEOPOLD (George Albert, 1853-1884, 4th Son of Queen Victoria, Duke of Albany, a haemophiliac) at Windsor Castle, and inscribed 'By Royal Messenger', seal bearing the arms of Great Britain and of Prussia under one crown, 5¾ x 8½, no place, no date, circa