Names
- Malmesbury, James Howard Harris, Earl of, 1807-1889.1
- Marcy, William Learned, 1786-1857.1
- Margry, Pierre, 1818-1894.1
- Mason, James Murray, 1798-1871.1
- Mason, John Young, 1799-1859.1
- Mason, Stevens Thomson, 1811-1843.1
- Mathews, William Smythe Babcock, 1837-1912.1
- Mayo, Robert, 1784-1864.1
- McClelland, Robert, 1807-1880.1
- McCosh, James, 1811-1894.1
- McCoskry, Samuel Allen, 1804-1886.1
- McHenry, James, 1753-1816.1
- McLane, Louis, 1786-1857.1
- McLane, Robert, 1815-1898.1
- McLean, John, 1785-1861.1
- Meigs, Montgomery Cunningham, 1816-1892.1
- Michigan. Legislature.1
- Monroe, James, 1758-1831.1
- Morgan, Lewis Henry, 1818-1881.1
- Morse, Samuel Finley Breese, 1791-1872.1