Names
- Independence Hall (Philadelphia, Pa.)1
- Ingersoll, Charles Jared, 1782-1862.1
- Izard, George, 1777-1828.1
- Jackson, Andrew, 1767-1845.1
- Key, Francis Scott, 1779-1843.1
- Keystone View Company.1
- Larned, Simon, 1753-1817.1
- Ledyard, Susan.1
- Leviathan (Steamship)1
- Lewis, William A.1
- Lieber, Francis, 1800-1872.1
- Loring, Joseph, 1767-1838.1
- Macomb, Alexander, 1782-1841.1
- Madison, James, 1751-1836.1
- Maine (Battleship No. 10)1
- Mason, Jeremiah, 1768-1848.1
- Massachusetts. General Court. House of Representatives.1
- Meigs, Return Jonathan, 1740-1823.1
- Monroe, James, 1758-1831.1
- Mount Washington Cog Railway.1