Letter Signed, possibly autograph throughout, to Lord Barrington, regretting having to leave the dinner so soon, and thanking him for some information about House of Commons procedure. 2 pp. 7 x 4½ inches, in good condition, integral blank leaf laid down on part of an old album page. Frogmore House, 11 May 1868. Prince Christian of Schleswig-Holstein (1831-1917) married Princess Helena (1846-1923), third daughter of Queen Victoria.