Stanley Baldwin. Signed “Stanley Baldwin” on stationery with embossed 10 Downing Street, Whitehall, S.W.1.” Prime Minister 1923-1924, 1924-1929, and 1936-1937.

Arthur James Balfour, 1st Earl of Balfour. Signed “Arthur James Balfour.” Prime Minister 1902-1905.

James Callaghan. Signed “Jim Callaghan” on stationery of The Chancellor of the Exchequer, 11 Downing Street, Whitehall, S.W.1. Chancellor of the Exchequer from 1964 to 1967. Prime Minister 1976-1979.

George Canning. Signed "Geo. Canning." Prime Minister 1827.

William Cavendish-Bentinck, Third Duke of Portland. Paper seal of George III, attached on reverse. Signed "Portland." Prime Minister 1783 and 1807-1809.

Winston Churchill. Midland Bank Limited check, dated October 22, 1945, written to The Rt. Hon. Winston S. Churchill and endorsed “Winston Churchill.” Prime Minister 1940-1945, 1951-1955.

Spencer Compton, 1st Earl of Wilmington. Signed “Wilmington, ?.” Prime Minister 1742-1743. Date on document fragment is July 19, 1734, with a partial order written on the reverse.

Benjamin Disraeli, Earl of Beaconsfield. Signed "Benj Disraeli." “Henry Colburn, Esq” written on reverse. Prime Minister 1868, 1874-1880. Includes carte de visite of a portrait of Disraeli.

2nd Earl Shelbourne and 1st Marquis of Landsdowne.  Also known as William Petty-Fitzmaurice.  Signed “Shelbourne.” Prime Minister 1782-1783.

Augustus Fitzroy, Third Duke of Grafton. Signed “Grafton.” Appears to be an envelope addressed to Lady Mary Lindsay Campbell, Edinburgh. Prime Minister 1767-1770.

Robert Arthur Talbot Gascoyne Salisbury-Cecil, Third Marquis of Salisbury. Signed “Salisbury.” Prime Minister 1885-1886, 1886-1892, and 1895-1902.

David Lloyd George. Signed “D. Lloyd George” on reverse of a request for his signature by Ruth Adler of Rochelle, New York, dated April 19, 1924. Prime Minister 1916-1922.

William E. Gladstone. Signature “WE Gladstone” on envelope, with August 1881 cancel date, addressed to Mrs. DC Philbrooke, Bangor, Maine. Prime Minister 1868-1874, 1880-1885, 1886 and 1892-1894.

Frederick John Robinson Goderich, Viscount Earl of Ripon. Signed "Goderich." Prime Minister 1827-1828.

Frederick John Robinson Goderich, Viscount Earl of Ripon. Franking signature "FJ Robinson, Esq. Ripon” and sender’s signature “FJ Robinson.” Prime Minister 1827-1828. The fragment is an envelope, postmarked 27 Feb 1821, and addressed to Lady Sullivan, Surry

Lord William Grenville. Signed “Grenville.” Prime Minister 1806-1807.

George Grenville.  Signed “George Grenville.” Fragment of a letter with date of January 14, 1752 and other signatures of “?. Campbell” and George Lyttelton, 1st Baron Lyttelton (signed “G. Lyttelton.” Prime Minister 1763-1765.

Charles Grey, Second Earl Grey. Signed “Grey.” Prime Minister 1830-1834. Appears to be an envelope addressed to Sir John Key, Baronet, 14 Bedford Square. Sir John Key was a member of Parliament in 1833. A date, 16 Nov 33, is handwritten on the fragment.

George Hamilton-Gordon, 4th Earl of Aberdeen. Signed "Aberdeen." Prime Minister 1852-1855.

Edward Richard George Heath. Signed “Edward Heath” and dated 27 March ’74. Prime Minister 1970-1974.

(Sir) Alec Douglas Home, Alexander Frederick Douglas-Home, Baron Home of the Hirsel. Signed “Alec Douglas-Home.” Prime Minister 1963-1964.

Robert Banks Jenkinson, Second Duke of Liverpool. Signed “Liverpool.” Prime Minister 1812-1827.

A. Bonar Law. Signed “A.B. Law.” Prime Minister 1922.

James Ramsay MacDonald. Signed “J. Ramsay MacDonald.” Prime Minister 1924 and 1929-1935.

Maurice Harold Macmillan, 1st Earl of Stockton. Signed “Hon Macmillan.” Prime Minister 1957-1963. Written on letterhead, ”From the Rt. Hon.Harold Macmillan, St. Martin’s Street, London.