- Mattson, M. (Morris), 1809?-18856
- McClellan, Ely, 1834-1893, author6
- McClintock, James, 1809-18816
- Mears, J. Ewing (James Ewing), 1838-1918, author6
- Michigan, enacting jurisdiction.6
- Monnier, Henry, 1805-1877, artist6
- Moore, William Oliver, author6
- Morse, John Lovett, 1865-1940, author6
- Murphy, J. B. (John Benjamin), 1857-19166
- Mutual Life Insurance Company of New York, author.6
- New York (State).6
- New York (State). Board of Health, author.6
- New York Dispensary, author.6
- Noble, Charles P. (Charles Percy), 1863-1935 author6
- Noyes, Henry D. (Henry Drury), 1832?-1900, author6
- Noyes, Isaac P. (Isaac Pitman), 1840-1910 author6
- Packard, A. S. (Alpheus Spring), 1839-1905, author6
- Packard, John H. (John Hooker), 1832-1907, author6
- Parasrampuria, Sonal, author6
- Park, Charles R., author6