The reverse of one frame inscribed, 'WAT & BASCO___1888./Prince and Princess Henry of Battenberg's favourite Dogs. Wat died July 1889 Basco Died April 1892'. The reverse of the other indistinctly marked, 'Right of Mirror WATT 1885/1889'
Princess Beatrice was the youngest daughter of Queen Victoria. Beatrice fell in love with Prince Henry of Battenberg, the son of Prince Alexander of Hesse. Victoria, who relied upon the assistance of Beatrice, consented to their marriage on condition that Beatrice and Henry make their home with her.