I - R

Volume #    Name/Description
34 Inglis, Charles, 1734-1816
December 4, 1797, 1 p.
Inskipp, James, 1790-1868
26 May 25, 1820, 1 p.
23 [n.d.], 1 p.
21 Iturbide, Agustin de, 1783-1824
February 20, 1821, 2 pp.
23 Jackson, John, 1778-1831
January 19, 1827, 1 p.
35 Jefferson, Thomas, 1743-1826
September 27, 1780, 1 p.
9 Jekyll, Joseph, (d. 1837)
autograph only
20 Jenner, Edward, 1749-1823
July 30, 1803, 2 pp.
2 Jennings, [Ian]
1823, 1 p.
Jerdan, William, 1782-1869
3 [n.d.], 1 p.
6 February 27, 1832, 2 pp.
6 Jerrold, Douglas, William, 1803-1857
[n.d.], 1 p. note
Jervis, John, 1735-1823
Earl of St. Vincent
40 June 11, 1801, 2 pp.
8 April 13, 1821, 1 p.
7 August 6, 1820, 1 p.
7 October 21, 1822, 1 p.
2 Johnes, Thomas, 1748-1816
1801, 1 p.
3 Johnson, Samuel, 1709-1784
[n.d.], fragment of a letter
(one line)
Jones, George, 1786-1869
23 [n.d.], 1 p.
23 [n.d.], 1 p.
26 November 7, 1822, 2 pp.
26 August 28, 1830, 2 pp.
26 signature
13 Jones, Richard, 1779-1831
July 23, 1827, 1 p.
26 Joseph, George Francis, 1764-1846
[n.d.], 2 pp.
signature
37 Jourdan, Jean Baptiste, 1762-1833
[n.d.], 1 p.
2 Jouy, Victor Joseph Étienne de, 1764-1846
1825, 1 p.
5 Julien, [Pierre, 1731-1804]
[n.d.], 1 p.
37 Junot, Andoche, 1771-1813
July 18, 1807, 1 p.
13 Kalkbrenner, Friedrich Wilhelm, 1784-1849
February 2, 1819, 1 p.
5 Kant, Immanuel, 1724-1804
1795, 4 pp.
Kater, Henry, 1777-1835
39 February 18, 1828, 2 pp.
2 1828, 1 p.
24 Kauffmann, Angelica, 1741-1807
December(?), 1782, 1 p.
40 Kean, Charles Jolin, 1811-1868
June 24, 1828, 1 p.
Kean, Edmund, 1787-1833
12 [n.d.], 1 p.
13 April 18(?), 1 p.
7 Keane, John, 1781-1844
First Baron Keane
[n.d.], 1 p.
Keats, Sir Richard Goodwin, 1757-1834
7 February 26, 1822, 1 p.
8 February 13, n.y.
13 Keeley, Robert, 1793-1869
October 12, 1829, 1 p.
Keith Elphinstone, George Keith, 1746-1823
7 [n.d.], 2 pp.
8 d. 1806
37 Kellerman, François C., 1735-1820
[n.d.], 1 p.
Kemble, Charles, 1775-1854
12 [n.d.], 1 p.
13 December 14, 1827, 2 pp.
12 Kemble, John Philip, 1757-1823
March 16, (?), 1 p.
[n.d.], 1 p.
7 Kempenfelt, Richard, 1718-1728
February 18, 1781, 1 p.
2 Kendall, Edward Augustus, 1776-1842
1825, 1 p.
26 Kendrick, Emma Elionora, 1788-1871
November 23, 1829, 3 pp.
7 Keppel, Augustus, 1725-1786
First Viscount Keppel
November 26, 1747, 1 p.
26 Kidd, William, 1790(?)-1863
December 22, 1829, 1 p.
27 King, Thomas, d. 1845
January 10, 1832, 1 p.
27 King, Thomas, 1777-1845
[n.d.], 1 p.
40 Kitchener of Khartoum, Horatio Herbert, Earl, 1850-1916
189?, 1 p.
Kitchiner, William, 1775-1828
2 [n.d.], 1 p.
3 1825, two notes
5 Kleist, Ewald Christian von, 1715-1759
September 25, 1746, 1 p.
24 Kneller, Sir Godfrey, 1646-1723
Original name Gottfried Kniller
August 15, 1718, 1 p.
September 9, 1720, d.s.
26 Knight, John Prescott, 1803-1881
May 25, 1830, 1 p.
26 Knight, William Henry, 1823-1863
October 10, 1831, 1 p.
4 Knighton, Sir William, 1776-1836
1825, 1 p.
5 Koch, [Max, 1855-1931]
5 Koch, [Robert, 1843-1910]
August 20, 1888, 1 p.
5 Kotzbue, August von, 1761-1819
1816, 1 p.
38 Labouchere, Henry, 1798-1869
August 26, 1826, 2 pp.
5 Lacépède, M. le comte de (Bernard Germain Etienne Delaville),
1756-1825
February 13, 1792, 1 p.
5 LaCondamine, Charles Marie de, 1701-1774
5 Lacueé, J. G.
January 11, 1899, 1 p.
4 Lafayette, Marie Adrienne Françoise de Noailles
[n.y.], 1 p.
Lafayette, Marie Joseph Paul Yves Roch Gilbert du Motier,
marquis de, 1757-1834
5 1820, 1 p.
40 September 17, 1829, letter signed
37 January 4, 1807, 1 p.
5 LaFontaine, Jean de, 1621-1695
[n.d.], 1 p. copy
17 Lamartine, Alphonse Marie Louis de Prat de, 1790-1869
August 6, 1849, 1 p.
Lamb, Lady Caroline, 1785-1823
40 [n.d.], 2 pp.
3 [n.d.], 1 p.
14 Lambart, Richard F. W., 1763-1836
Earl of Cavan
October 3, 1816, 1 p.
27 Lameth, Charles Molo F., 1757-1832
1810, 4 pp.
Landon, Letitia Elizabeth, 1802-1838
2 [n.d.], 1 p.
40 [n.d.], 2 pp.
3 [n.d.], 1 p.
Landseer, Charles, 1799-1879
40 [n.d.], 1 p.
27 October 18, 1832, 2 pp.
Landseer, Sir Edwin Henry, 1802-1873
27 [n.d.], 1 p.
23 [n.d.], 1 p.
27 Landseer, John, 1769-1852
November 27, 1829
signature
Landseer, Thomas, 1795-1880
23 [n.d.], 1 p.
23 [n.d.], 1 p.
27 December 17, 1831, 1 p.
26 Lane, Richard James, 1800-1872
[n.d.], 1 p.
signature
Lansdowne, Sir Henry Petty-Fitzmaurice, 1780-1863
4 1816, 1 p.
38 1827, 1 p.
38 [n.d.], 3 pp.
5 LaRochfoucauld, Duc François de, 1613-1680
December 30, 1679, 3 pp.
20 Latham, John, 1761-1843
February 10, 1823, 3 pp.
37 La Valette, Antoine-Marie Chamans, comte de 1769-1830
April 2, 1808, 2 pp.
Lavater, Johann Kaspar, 1741-1801
39 1790, 1 p.
5 May 12, 1781, 1 p.
5 Lavoisier, Antoine Laurent, 1743-1794
June 24, 1786, 2 pp.
April 2, 1792, 1 p.
May 29, 1791, 1 p.
9 Law, Edward, 1750-1817
First Baron Ellenborough
January 16, 1808, 1 p.
Law, Edward, 1790-1871
Earl of Ellenborough
14 [n.d.], 2 pp.
14 envelope only, 1 p.
40 February 14, 1822, 1 p.
38 January 15, 1823, 1 p.
34 Law, George Henry, 1761-1845
April 5, 1817, 1 p.
37 Lavriston, Duc de Jacques (A. B. Law), 1768-1828
[n.d.], 1 p.
[n.d.], 1 p.
Lawrence, Sir Thomas, 1769-1830
24 June 23, 1825, 1 p.
24 [n.d.], 1 p.
24 [n.d.], 2 pp.
23 February 22, 1827, 4 pp.
9 Leach, Sir John, 1760-1834
November 27, 1827, 1 p.
26 Leahy, Edward Daniel, 1797-1875
May 26, 1830, 1 p.
36 Lebrun, Charles François, 1739-1824
[n.d.], 1 p.
2 Lee, Sophia, 1750-1824
1804, 1 p.
37 Lefebure, François Joseph, 1755-1820
1812(?), 3 pp.
23 Legat, Francis, 1755-1809
September 29, 1800, 1 p.
27 Le Keux, Henry, 1787-1868
[n.d.], 1 p.
Le Keux, John, 1783-1846
27 April 26, 1830, 1 p.
23 October 5, 1831
5 Lemercier, Louis Jean Népomucène, 1771-1840
[n.d.], 1 p.
7 Lennox, Sir Charles, 1764-1819
Fourth Duke of Richmond
autograph only
13 Lennox, Lord William Pitt, 1799-1881
[n.d.], fragment
[n.d.], fragment
9 Lenthal, William, 1591-1662
August 10, 1643, 1 p.
5 Le Peletier de Saint Fargeau, Louis Michel, 1760-1793
Monday, 22nd, 2 pp.
26 Leslie, Charles Robert, 1794-1859
November 4, 1829, 1 p.
[n.d.], 2 pp.
signature
5 La Sueur, Jean François, 1760-1837
March 30, 1803, 2 pp.
3 Lettson, Joh Coakley, 1744-1815
1810, 1 p.
4 Leveson-Gower, Francis
See: Egerton, Francis Henry, Eighth Earl of Bridgewater,
1756-1829
38 Leveson-Gower, Granwille, 1773-1846
[n.d.], 1 p.
27 Lewis, Frederick Christian, 1779-1856
March 20, (?), 1 p.
27 Lewis, John Frederick, 1805-1876
[n.d.], 2 pp.
20 Lind, James, 1736-1812
February 2, 1808, 3 pp.
5 Linguet, Simon Nicolas Henri, 1736-1794
May 27, 1791, 3 pp.
Linley, William, 1771-1835
6 October 27, 2 pp. letter
22 [n.d.], 1 p.
5 Linnaeus, Carolus, 1707-1778
Swedish: Carl von Linné
April 16, 1765, 3 pp.
27 Linnell, John, 1792-1882
February 15, 1830, 1 p.
26 Linton, William, 1791-1876
June 3, 1830, 1 p.
13 Liston, John, 1776(?)-1846
March 6, 1828, 1 p.
[n.d.], 1 p.
37 Littrow, Joseph Johann von, 1781-1840
signature
4 Liverpool, Charles Jenkinson, 1727-1808
First Earl of Liverpool
1770, 1 p.
4 Liverpool, Robert Banks Jenkinson, 1770-1828
Second Earl of Liverpool
1824, envelope only
40 Livingstone, David, 1813-1873
[n.d.], fragment
26 Lonsdale, James, 1777-1839
May 30, 1830, 1 p.
Louis XIV, the Sun King, 1638-1715
21 April 1674, d.s.
21 1715, d.s.
21 signature
36 June 30, 1684, d.s.
21 Louis Philippe, 1773-1850
October 22, 1816, 2 pp.
5 Louisville, Chevalier de
July 20, 1722, 2 pp.
24 Loutherbourgh, Philip James, 1740-1812
Philippe Jacques de
December 6, 1808, 1 p.
June 25, 1800, 1 p.
[n.d.], 1 p.
Lowe, Sir Hudson, 1769-1844
8 November 14, 1821, 2 pp.
8 autograph
7 autograph only
22 Lowndes, Thomas, 1692-1748
November 28, 1744, 2 pp.
Lowry, Wilson, 1762-1824
23 December 5, (?), 1 p.
27 signature
34 Lowth, Robert, 1710-1787
June 21, 1773, 1 p.
27 Lupton, Thomas Goff, 1791-1873
March 8, 1830
8 Lyon, George Francis, 1795-1832
autograph only
2 Lysons, Samuel, 1763-1819
1819, 1 p.
4 Lyttleton, William Henry, 1782-1837
1816, 1 p.
38 Lytton, Edward Bulwer Lytton, Baron, 1803-1873
April 22, 1840, 1 p.
22 McAdam, John Loudon, 1756-1836
July 1, 1820, 1 p.
37 MacDonald, Jacques Étienne Joseph Alexander, 1765-1840
[n.d.], 2 pp.
2 MacDonaugh, F. B.
[n.d.]
4 Mackintosh, Sir James, 1765-1832
[n.d.], 1 p.
Macready William Charles, 1793-1873
12 December 31, 1824, 2 pp.
13 January 22, 1828, 1 p.
5 Mabillon, Jean, 1632-1707
June 5, 1700, 2 pp.
5 Mably, Gabriel Bonnet de, 1709-1785
1 p.
12 Macklin, Charles, 1697(?)-1797
November 21, 1779, 1 p.
4 Madocks, William Alexander, 1774-1828
1820, 1 p.
39 Malcolm, Sir John, 1769-1833
[n.d.], 3 pp.
Malcolm, Sir Pulteney, 1768-1838
7 [n.d.], 1 p.
8 [n.d.], 1 p.
3 Malone, Edmund, 1741-1812
[n.d.], 1 p.
39 Malte-Brun, 1775-1826
Orig. Malte Conrad Brun
[n.d.], 1 p.
22 Manby, George William, 1765-1854
January 6, 1822, 1 p.
34 Manners-Sutton Charles, 1755-1828
December 11, 1805, 1 p.
34 Mansel, William Lort, 1753-1820
July 10, 1814, 1 p.
9 Mansfield, Lord (Murray, William), 1705-1793
First Earl of Mansfield
July 5, 1773, 1 p., document
19 Manwood, Sir Roger, 1525-1592
signature
37 Maret, Hugues Bernard, 1763-1839
[n.d.], 2 pp.
21 Marie Amélie de Bourbon, 1782-1866
Queen of France
May 4, 1817, 1 p.
36 Marie Louise, 1791-1847
October 22, 1826, 1 p.
34 Markham, William, 1719-1807
signature
21 Marlborough, Sarah, Duchess of, 1660-1774
Neé Jennings
November 16, 1739, 1 p.
May 6, 1735, signature on letter, 1 p.
37 Marmont, Auguste Frederic Louis Viesse de, 1774-1852
[n.d.], 1 p.
26 Martin, John, 1789-1854
December 23, 1830, 2 pp.
22  Martin, Richard, 1754-1834
[n.d.], 2 pp.
21 Mary I (Mary Tudor), 1516-1558
d.s., 1 p.
21 Mary of Teck (Victoria), 1867-1953
June 28, 1893, 3 pp.
3 Maskelyne, Nevil, 1732-1811
1778, 1 p.
1 Mason, Rev. William, 1724-1797
1796, 1 p.
37 Masséna, André, 1758-1817
[n.d.], 1 p.
12 Mathews, Charles, 1776-1835
[n.d.], 2 pp.
March 11, 1826, 1 p.
2 Matthews, Henry, 1789-1828
[n.d.], 1 p.
40 Maurice, Frederick Denison, 1805-1872
May 11, 1852, 2 pp.
1  Maurice, Thomas, 1754-1824
1818, 1 p.
5 Maury, Jean Siffrein, 1746-1817
January 27, 1802, 1 p.
17 Mazzini, Giuseppe, 1805-1872
January 7, 1846, 2 pp.
[n.d.], 1 p.
29 Medland, Thomas, d. 1833
August 17, 1810, 1 p.
26 Mee, Anne, 1775?-1851
May 27, 1830, 2 pp.
5 Ménage, Gilles, 1613-1692
December 11, 1683, 2 pp.
37 Menou, Jacques François, 1750-1810
[n.d.], 1 p.
3 Merle d'Aubigné, Jean Henri, 1794-1872
1823, 1 p.
37 Merlin, Philippe Antoine, 1754-1838
May 29, 1819, 1 p.
29 Meyer, Henry, 1782(?)-1847
[n.d.], 1 p.
2 Meyrick, Sir Samuel Rush, 1783-1848
1823, 1 p.
14 Middleton, Henry, 1761-1835
Baron Middleton 
March 9, 1826, 1 p. and envelope
June 10, (?), 1 p.
2 Mill, James, 1773-1836
1827, 1 p.
2 Mills, Charles, 1788-1826
[n.d.], 1 p.
39 Milman, Henry Hart, 1791-1868
[n.d.], 1 p.
23 Milton, Thomas, 1743-1827
[n.d.], 1 p.
Mina, Francisco Espoz y, 1781-1836
7 July 6, 1829, 1 p.
8 May 18, 1832, 1 p.
8 November 30, 1832, 1 p.
29 Mitchell, James, 1791-1852
December 26, 1823, 1 p.
December 22, 1829, 1 p.
2 Mitchell, Thomas, 1783-1845
1820 1 p.
9 Mitford, John Freeman, 1748-1830
First Baron Redesdale
[n.d.], 1 p.
Mitford, Mary Russell, 1787-1855
2 [n.d.], 1 p.
39 1830, 3 pp.
39 1829, 1 p. (fragment)
Mole, John Henry, 1814-1886
30 July 23, 1884, 2 pp.
30 April 12, 1853, 4 pp.
43 July 30, 1852
37 Moncey, Bon Adrien Jeannot, 1754-1842
November 23, 1810, 1 p.
35 Monroe, James, 1758-1831
October 8, 1804, 1 p.
5 Monsigny, Pierre Alexander, 1729-1817
[n.d.], 1 p.
9 Montagu, John, 1718-1792
Fourth Earl of Sandwhich
December 11, 1780, 1 p.
5 Montesquieu, Baron de le Bréde et de
Charles de Secondat, 1689-1755
June 25, 1727, 3 pp.
February 12, 1753, 1 p.
5 Montfaucon, Bernard de, 1655-1741
December 26, 1723, 4 pp.
[n.d.], 2 pp. letter
February 13, 1741, 1 p.
3 Montgomery, James, 1771-1854
1824, 1 p.
1 Montgomery, Robert, 1807-1855
[n.y.], 1 p.
8 Moore, Sir John, 1761-1809
September 24, 1806, 2 pp.
39 Moore, Thomas, 1779-1852
[n.d.], 1 p.
39 More, Hannah, 1745-1833
1829, 1 p.
37 Moreau, Jean Victor, 1763-1813
[n.d.], 1 p.
5 Morellet, André, 1727-1819
February 22, 1809, 1 p.
39 Morgan, Sydney, 1783-1859
Lady Morgan
February, 1824, 3 pp.
1811, 2 pp.
24 Morghen, Raffaello, 1751-1833
February 10, 1795, 1 p.
13 Mori, Nicholas, 1797-1839
July 20, 1825, 1 p.
39 Morier, James Justinian, 1780-1849
[n.d.], 1 p.
3 Morris, Charles, 1745-1832
1819, 1 p.
37 Mortier, Édouard Adolphe Casimir Joseph, 1768-1835
[n.d.], 1 p.
24 Mortimer, John Hamilton, 1741-1779
June 7, 1784, 1 p.
6 Morton, Thomas, 1764(?)-1838
November 9, 1816, 1 p. letter
13 Moscheles, Ignaz, 1794-1870
December 17, 1824, 1 p.
29 Moses, Henry, 1782(?)-1870
January 12, 1830, 1 p.
34 Moss, Charles, 1763-1811
1810, 1 p.
4 Mostyn, Sir Thomas
[n.d.], 1 p.
Mulready, William, 1786-1863
23 March 27, 1818, 1 p.
23 August 7, 1824, 1 p.
26 October 4, 1823, 1 p.
26 signature
37 Murat, Joachim, 1767(?)-1815
February 4, 1806, 1 p.
6 Murchison, Sir Roderick Impey, 1792-1871
February 11, 1856, 3 pp. letter
3 Murphy, Arthur, 1727-1805
1791, 1 p.
2 Mushet, Robert, 1782-1828
1826, 1 p.
7 Napier, Sir Charles, 1786-1860
August 5, 1833, 1 p.
7 Napier, Sir William Francis Patrick, 1785-1860
March 15, 1849, 3 pp.
2 Nares, Edward, 1762-1841
[n.d.], 1 p.
Nash, Frederick, 1782-1856
26 May 24, 1830, 1 p.
30 June 27, 1836, 1 p.
26 Nasmyth, Peter, 1781-1831
November 30, 1830, 2 pp.
Nelson, Horatio, Viscount Nelson, 1758-1805
8 November 22, 1797, 1 p.
8 October 5, 1801, 1 p.
8 October 7, 1801, 3 pp.
8 December 21, 1802, 1 p.
7 April 7, 1804, 2 pp.
7 June 12, 1805, 1 p.
7 December 17, 1807, 1 p.
Nelson, William, 1757-1835
14 November 4, 1825, 2 pp.
15 November 4, 1825, 2 pp.
8 Nepean, Sir Evan, 1751-1822
[n.d.], autograph
40 Newcastle, Thomas Pelham-Holles, 1693-1768
[n.d.], 1 p.
26 Newton, Gilbert Stuart, 1794-1835
November 9, (?), 1 p.
1 Newton, Sir Isaac, 1642-1727
1720, 1 p.
40 Newton, John, 1725-1807
August 10, 1782, 4 pp.
37 Ney, Michel, 1769-1815
February 24, 1807, 1 p.
Nicholson, Peter, 1765-1844
2 1804, 1 p.
3 1794, 1 p.
24 Nollekens, Joseph, 1737-1823
signature
[n.d.], 1 p.
North, Frederick, 1732-1792
Second Earl of Guilford
40 [n.d.], 2 pp.
4 1770, 1 p.
14 North, Francis, 1761-1817
Fourth Deal of Guilford
September 3, 1806, 1 p.
September 3, 1806, 2 pp.
23 Northcote, James, 1746-1831
signature
November 18, 1818, 1 p.
9 Northey, Sir Edward, 1652-1723
[n.d.], 1 p.
9 Norton, Fletcher, 1716-1789
First Baron Grantley
November 16, 1759, 1 p.
40 Novello, Vincent, 1781-1861
March 12, 1829, 2 pp.
19 O'Connell, Daniel, 1775-1847
Two envelopes
Two autographs
July 6, 1825
March 2, 1829
30 O'Connor, James Arthur, 1791-1841
May 22, 1830, 1 p.
13 O'Keeffe, John, 1747-1833
[n.d.], fragment
May 2, 1800, 3 pp.
12  Oldfield, Anne, 1683-1730
August 10, 1729, 1 p.
26 Oliver, Archer James, 1774-1842
signature
October 31, 1829, 1 p.
3 O'Meara, Barry Edward, 1786-1836
1819(copy), 1 p.
4 Ommanney, Sir F. M.
[n.d.], 1 p.
40 Opie, Amelia Alderson, 1769-1853
1839, 3 pp.
24 Opie, John, 1761-1807
August 23, 1791, 1 p.
[n.d.], 1 p.
signature
3 Orme, Robert, 1728-1801
1794, 1 p.
2 Ormerod, George, 1785-1873
1819, 1 p.
22 Osbaldeston, George, 1787-1866
[n.d.], 1 p.
39 Osborne, Thomas, d. 1767
signature
37 Oudinot, Nicolas Charles, 1767-1847
[n.d.], 2 pp.
39 Ouseley, Gore, 1770-1844
signature
1824, 2 pp.
October 29, 1823, 1 p.
39 Owen, Robert, 1771-1825
signature
24 Owen, William, 1765-1825
June 30, 1811, 1 p.
Paer, Ferdinand, 1771-1839
10 1817, 1 p.
11 1810, 1 p.
Pager, Sir Henry William, 1768-1854
7 autograph only
8 autograph
14 November 4, (?), 1 p.
8 Palliser, Sir Hugh, 1723-1796
[n.d.], note
4 Palmer, Charles, 1777-1851
[n.d.], 1 p.
Palmer, John, 1742-1818
22 March 4, (?), 1 p.
4 1807, 1 p.
4 1807, 1 p.
Palmerston, Henry John Temple, 1784-1865
40 May 3, 1855, 1 p.
14 November 7, 1812, 1 p.
26 Papworth, John, 1775-1847
September 18, 1827, 1 p.
Park, Sir James Alan, 1763-1838
19 April 19, 1826, 1 p.
19 May 9, 1827, 1 p.
9 February 5, 1824, 1 p.
14 Parker, John, 1772-1840
November 4, 1800, 1 p.
9 Parker, Sir Thomas, 1695-1784
autograph only
Parkes, Samuel, 1761-1825
2 1813, 1 p.
20 November 10, 1825, 1 p.
3 Parr, Rev. Samuel, 1747-1825
1812, 1 p.
26 Parris, Edmund Thomas, 1793-1830
May 28, 1830, 2 pp.
Parry, William Edward, 1790-1855
8 [n.d.], 2 pp.
39 [n.d.], 1 p.
9  Patteson, Sir John, 1790-1861
autograph only
13 Paton, Mary Ann, 1802-1864
October 28, 1827, 1 p.
40 Pattison, Mark, 1813-1884
February 3, 1883, 2 pp.
February 8, 1883, 2 pp.
12 Payne, John Howard, 1791-1852
[n.d.], 1 p.
20 Pearson, George, 1751-1828
March 9, 1827, 1 p.
20 Pearson, John, 1758-1826
August 26, 1811, 3 pp.
Peel, Sir Robert, 1788-1830
4 1829, 1 p.
4 1838, 1 p.
21 January 24, 1828, 1 p.
38 January 20, 1834, 1 p.
40 Pelham, Henry, 1695(?)-1754
October 9, 1751, 3 pp.
Pellew, Sir Edward, 1757-1833
Admiral Viscount Lord Exmouth
7 February 25, 1822, 1 p. and autograph
7 February 21, 1827, 2 pp.
8 July 18, 1822, 2 pp.
8 envelope, 1825
3 Pennant, Thomas, 1726-1798
1763, 1 p.
17 Pepe, Gulielmo, 1783-1855
February 27, (?), 1 p.
20 Pepys, Sir Lucas, 1742-1830
April 16, (?), 1 p.
4 Perceval, Spencer, 1762-1812
1810, envelope only
Percy, Thomas, 1729-1811
34 January 23, 1806, 1 p.
1 1774, 1 p.
5 Piron, Alexis, 1689-1773
March 9, 1749, 3 pp.
5 Perrault, Charles, 1628-1703
June 18, 1681, 1 p.
5 Perrault, Claude, 1613-1688
June 18, 1681, 1 p.
9 Perrot, George, 1710-1780
[n.d.], 1 document
3 Perry, James(?), 1756-1821
1815, 1 p.
9 Perryn, Sir Richard, 1723-1803
autograph only
14 Pery, Edmund Henry, 1758-1845
October 29, 1805, 1 p. and envelope
24 Peters, Matthew William, 1742-1814
September 6, 1800, 1 p.
3 Pettigrew, Thomas Joseph, 1791-1865
[n.d.], 1 p.
Philippart, John, 1784-1874
2 1825, 1 p.
3 [n.d.], 1 p.
9 Phillips, Charles, 1787(?)-1859
[n.d.], 1 p.
7 Phillips, Molesworth, 1755-1832
[n.d.], 2 pp.
23 Phillips, Thomas, 1770-1845
March 2, 1819, 2 pp.
14 Phipps, Henry, 1755-1831
January 29, 1808, 1 p.
Pickersgill, Henry William, 1782-1875
26 January 18, 1830, 1 p.
26 December 12, 1829, 1 p.
30 May 23, 1834, 1 p.
22 Pigot, Sir George, 1719-1777
Baron Pigot
signature
d.s.
2 Pinkerton, John, 1758-1826
[n.d.], 1 p.
1810, 1 p.
4 Pitt, William, 1759-1806
Prime Minister of England
1793, 1 p.
6 Place, Francis, 1771-1854
January 30, 1838, 1 p.
4 Planta, Joseph, 1787-1847
1822, envelope only
13 Pleyel, Ignaz, 1757-1831
1802, 1 p.
30 Pocock, William Fuller, 1779-1849
[n.d.], 1 p.
4 Pole, William Temple 
[n.d.], 1 p.
Polignac, Auguste Jules Armond, comte de, 1780-1847
17 June 22, 1826, d.s.
21 April 10, 1826, 1 p.
Pollock, Jonathan Frederick, 1783-1870
Baron of Echequer
19 April 13, 1848, 3 pp.
19 January 1, 1829, 2 pp.
19 envelope, June 17, 1834
9 April 4, 1848, 2 pp.
3 Polwhele, Fichard, 1760-1838
1788, 1 p.
39 Pond, John, 1767(?)-1836
[n.d.], 1 p.
4 Ponsonby, Sir John, 1770-1855
1822, 1 p.
14 Ponsonby, Sir Frederick Cavendish, Lord, 1783-1837
July 28, 1823, 1 p.
October 30, 1813, 1 p.
39 Poole, John, 1786-1872
[n.d.], 1 p.
26 Pope, Clara Maria, d. 1838
[n.d.], 1 p.
7 Popham, Sir Home Riggs, 1762-1820
March 26, 1815, 1 p.
2 Porson, Richard, 1759-1808
1808, 1 p.
2 Porter, Anna Maria, 1780-1832
[n.d.], 1 p.
2 Porter, Jane, 1776-1850
[n.d.], 1 p.
1829, 1 p.
39 Porter, Sir Robert, 1777-1842
April 29, 1825, 1 p.
34 Porteus, Beilby, 1731-1808
July 19, 1802, 1 p.
[n.d.], 1 p.
7 Pottinger, Sir Henry, 1789-1856
June 12, 1846, 3 pp.
34 Poynter, William, 1762-1827
August 10, 1818, 1 p.
9 Pratt, Sir Charles, 1714-1794
First Earl of Camden
First Baron Camden
autograph
[n.d.], 1 p.
6 Pratt, Samuel Jackson, 1749-1814
[n.d.], 2 pp. letter
5 Prévost, d'Exiles, Antoine François,
Abbé Prévost, 1697-1763
August 12, 1760, 1 p.
Prout, Samuel, 1783-1852
26 [n.d.], 1 p.
30 [n.d.], 2 pp.
30 [n.d.], 3 pp.
30 June 29, 1848, 2 pp.
43 [n.d.], 1 p.
43 [n.d.], 3 pp.
39 Prony, Baron de, 1755-1839
signature
5 Pufendorf, Baron Samuel von, 1632-1692
April 20, 1683, 1 p.
26 Pugen, Augustus Charles, 1762-1832
July 16, 1830, 2 pp.
Pye, Charles, 1777-1864
23 November 3, 1825, 1 p.
29 [n.d.], 1 p.
1  Pye, Henry James, 1745-1813
1791, 1 p.
29 Pye, John, 1782-1874
July 8, 1829, 2 pp.
40 Quetelet, Lambert Adolphe Jacques, 1796-1874
March 28, 1851, 2 pp.
29 Raddon, William, fl. 1817-1862
[n.d.], 1 p.
24 Raeburn, Sir Henry, 1756-1823
signature
October 20, 1821, 2 pp.
March 15, 1824, 3 pp.
1 Raffles, Sir Thomas Stamford, 1781-1826
[n.d.], 1 p.
29 Raimbach, Abraham, 1776-1843
[n.d.], 1 p.
39 Ram, Mohun Roy, 1774-1833
December 19, 1831, 4 pp.
40 Ramsey, James Andrew Broun, 1812-1860
Lord Dalhousie
[n.d.], 2 pp.
[n.d.], 3 pp.
8 Ranier, Peter, 1741(?)-1808
[n.d.], 2 pp.
24 Ranson, Thomas Frazer, 1784-1828
February 19, 1822, 2 pp.
5 Rapin de Thoyras, Paul de, 1661-1725
[n.d.], 1 p.
28 Read, David Charles, 1790-1851
September 3, 1832, 2 pp.
5 Réaumer, René Antoine Ferchault de, 1683-1757
February 3, 1750, 1 p.
2 Rees, Abraham, 1743-1825
1817, 1 p.
13 Reeve, John, 1799-1838
October 17, 1829, 1 p.
37 Réquier, Claude Ambroise, 1746-1814
[n.d.], 1 p.
40 Régnier, Henride, 1864-1936
December 31, 1904, 1 p.
28 Reinagle, George Philip, 1802-1835
November 3, 1829, 1 p.
Reinagle, Ramsay Richard, 1775-1862
28 August 27, (?), 1 p.
23 May 30, (?), 1 p.
3 Rennell, Thomas, 1787-1824
[n.d.], 1 p.
23 Rennie, John, 1761-1821
September 14, 1807, 2 pp.
Reynold, Frederic 1764-1841
3 [n.d.], 1 p.
2 [n.d.], 1 p.
24 Reynolds, Sir Joshua, 1723-1792
[n.d.], 1 p.
Reynolds, Samuel William, 1773-1835
28 1830, 2 pp.
30 December 1, 1803, 1 p.
23 [n.d.], 3 pp.
29 Reynolds, Samuel William, 1794-1872
1830, 1 p.
4 Ricardo, David, 1772-1823
1820, 1 p.
2 Richards, George, 1760-1837
[n.d.], 1 p.
24 Richards, John Inigo, d. 1810
1788?, d.s.
December 3, 1806
signature
39 Richardson, John, 1787-1865
December 28, 1824
30 Richardson, Thomas Miles, 1813-1890
March 28, 1848, 2 pp.
[n.d.], 2 pp.
6 Richardson, William, 1743-1814
November 13, 1801, 1 p.
Richmond, Legh, 1772-1827
2 [n.d.], 1 p.
3 1825, 1 p.
Ricordi, Giovanni, 1788-1853
10 October 6, 1817, 3 pp.
11 April 24, 1819, 1 p.
24 Rigaud, John Francis, 1742-1810
signature
3 Roberts, C.L.
[n.d.], 1 p.
28 Roberts, David, 1796-1864
January 30, 1832, 1 p.
28 Robertson, Andrew, 1777-1845
November 19, 1829, 1 p.
39 Robertson, William, 1721-1793
1769, 3 pp.
29 Robinson, John Henry, 1796-1871
January 1, 1831, 1 p.
23 Robson, George Fennell, 1788-1833
March 23, 1830, 1 p.
28 Rochard, François Théodore, d. 1858
May 26, 1830, 1 p.
8 Roddam, Robert, 1719-1808
autograph only
28 Rogers, Philip Hutchings, 1786(?)-1853
May 25, 1830, 1 p.
Rogers, Samuel, 1763-1855
3 [n.d.], 1 p.
39 [n.d.], 1 p.
19 Romilly, Sir John, 1802-1874
First Baron Romilly
December 21, 1850, 1 p.
9 Romilly, Sir Samuel, 1757-1818
March 25, 1811, 2 pp.
29 Romney, John, 1786-1863
[n.d.], 1 p.
7 Rooke, Sir George, 1650-1709
November 15, 1690, 1 p.
3 Roscoe, William, 1753-1831
1823, 1 p.
4 Rose, George, 1744-1818
1799, 1 p.
Ross, Sir John, 1777-1856
8 January 18, 1834, 1 p.
8 July 31, 1827, 1 p.
8 June 4, 1828, 1 p.
7 January 20, 1834, 1 p.
7 November 27, 1832, 1 p.
28 Ross, Sir William Charles, 1794-1860
December 3, 1829, 1 p.
22 Rothschild, Nathan Meyer, 1777-1836
signature 
December 16, 1829, 1 p.