Names
- Moffit, John Ted, 1862-1947.1
- Moore, Earl Vincent, 1890-1987.1
- Morrill, J. L. (James Lewis), 1891-1979.1
- Morrill, James Lewis, 1891-1
- Mosher, Eliza Maria, 1846-19281
- Mosher, Eliza Maria, 1846-1928.1
- Murfin, James Orin, 1875-1940.1
- Murphy, Frank, 1890-1949.1
- Nelson, J. Raleigh (Joseph Raleigh)1
- Newcombe, Frederick Charles, 1858-1927.1
- Newkirk, Henry Wirt, 1854-1946.1
- Novy, Frederick George, 1864-1957.1
- Ohio State University.1
- Okkelberg, Peter Olaus, 1880-1
- Orr, H. Winnett (Hiram Winnett), 1877-1956.1
- Osborn, Chase S. (Chase Salmon), 18601
- Osborn, Chase Salmon, 1860-1949.1
- Otis, Robert Burns, 1879-1
- Parker, Edward Foster.1
- Patterson, Robert Porter, 1891-1952.1