CARNARVON PAPERS. Vols. VII, VIII. Correspondence of Lord Carnarvon with Benjamin Disraeli, Earl of Beaconsfield; partly copies; together with letters from Ralph Earle and Montagu Corry (later 1st Baron Rowton), Disraeli's secretaries, and others; 1858-1881, n.d.
CARNARVON PAPERS. Vols. XIII, XIV. Letterbooks; copies of Lord Carnarvon's letters to Lord Cranbrook, copied by Gwendoline Herbert; 1869 - 24 Jan. 1886.