Vol. CXXVI, 1838-1841. Ernest Augustus; King of Hanover; Duke of Cumberland, son of George III of Hanover: Letters, as Duke of Cumberland and as King of Hanover, to Princess Lieven: 1816-1848.: Engl. and Fr.
Vol. CXXVII, 1842-1848. Ernest Augustus; King of Hanover; Duke of Cumberland, son of George III of Hanover: Letters, as Duke of Cumberland and as King of Hanover, to Princess Lieven: 1816-1848.: Engl. and Fr.
Vol. CXXX (ff. 177). July 1830-June 1835. Ernest Augustus; King of Hanover; Duke of Cumberland, son of George III of Hanover: Letters from his wife, Frederica, as Duchess of Cumberland and as Queen Consort of Hanover, to Princess Lieven: 1815-1840, n.d.: Engl., Fr. and Germ.
Vol. CL, 1836-1854. Baron Petr Kazimirovich Meyendorff,; Russian diplomatist: Correspondence with Princess Lieven: 1836-1856, n.d.: Fr. includes: f.62 Nicholas I of Russia: Manifesto against the spread of revolution: 1848.: Russ.: Copy.