Names
- McCosh, James, 1811-1894.1
- McCoskry, Samuel Allen, 1804-1886.1
- McDougal, John, 1818-1866.1
- 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
- Menken, Adah Isaacs, 1835-1868 (Spirit)1
- Michigan. Legislature.1
- Modern Spiritualists Society.1
- Monroe, James, 1758-1831.1
- Montez, Lola, 1818-1861.1
- Morgan, Lewis Henry, 1818-1881.1
- Morse, J. J. (James Johnson), 1849-.1
- Morse, Samuel Finley Breese, 1791-1872.1
- Morton, William Thomas Green, 1819-1868.1
- Napier, Francis, Baron Napier and Ettrick, 1819-1898.1
- Napoleon III, Emperor of the French, 1808-1873.1
- Newbrough, John Ballou, 1828-1891.1