Names
- McKinley, William, 1843-1901.1
- Meigs, Montgomery, 1847-1931.1
- Menken, Adah Isaacs, 1835-1868 (Spirit)1
- Miles, Matthew P.1
- Miles, Nelson Appleton, 1839-1925.1
- Modern Spiritualists Society.1
- Montez, Lola, 1818-1861.1
- Morales, Francisco Carrillo.1
- Morse, J. J. (James Johnson), 1849-.1
- Mount Washington Cog Railway.1
- Napoleon III, Emperor of the French, 1808-1873.1
- New York Elevated Railway Company.1
- Newbrough, John Ballou, 1828-1891.1
- Northern Pacific Railway Company.1
- Nudd, Frederick.1
- Owen, J. J. (James Jerome), 1827-.1
- Peebles, J. M. (James Martin), 1822-1922.1
- Pennsylvania Railroad.1
- Philippine Liberation Army.1
- Quesada y Aróstegui, Gonzalo de.1