Names
- Howe, William Howe, Viscount, 1729-1814.1
- Huntley, Victoria Hutson, 1900-1971.1
- Jackson, William Henry, 1843-1942.1
- Jefferson, Thomas, 1743-1826.1
- Johnson, Sir William, 1st bart., 1715-1774.1
- Johnstone, George, 1730-1787.1
- Keystone View Company.1
- Kilburn, B. W. (Benjamin West), 1827-1909.1
- Kuhler, Otto, 1894-1977.1
- Langenheim, Frederick, 1809-1879.1
- Lansdowne, Henry Petty Fitzmaurice, 3rd Marquess of Lansdowne, 1780-1863.1
- Lansdowne, Louisa Emma Petty-Fitzmaurice, Marchioness of, 1785-1851.1
- Lansdowne, William Petty, Marquis of, 1737-18051
- Lawrence, Abbott, 1792-1855--Portraits.1
- Legge, Francis, 1719-1783.1
- Leslie, Alexander, ca. 1740-1794.1
- Marconi, Guglielmo, 1874-1937--Portraits.1
- Mather, John A. (John Aked), 1829-1915.1
- Meigs, Montgomery, 1847-1931.1
- Melville, Henry Dundas, Viscount, 1742-1811.1