Names
- Longfellow, Henry Wadsworth, 1807-1882.1
- Longstreet, James, 1821-1904--Portraits.1
- Loring, Charles G. (Charles Greely), 1794-1867--Portraits.1
- Loveridge, J.1
- Loyson, Hyacinthe, 1827-1912--Portraits.1
- Lucca, Pauline, 1841-1908--Portraits.1
- Luccock, C. D.1
- Mace, Aurelia Gay, 1835-1910--Portraits.1
- Magri, M. Lavinia (Mercy Lavinia), 1841-1919--Portraits.1
- Maine (Battleship No. 10)1
- Marconi, Guglielmo, 1874-1937--Portraits.1
- Mario, Giovanni, 1810-1883--Portraits.1
- Mather, John A. (John Aked), 1829-1915.1
- Maxwell, Samuel, 1826-1901.1
- McClellan, George Brinton, 1826-1885--Portraits.1
- McGowan, J. H. (Photographer)1
- McKinley, William, 1843-1901.1
- Meigs, Montgomery, 1847-1931.1
- Merideth, James W., 1849-1917.1
- Miller, A. J. (Photographer)1