Names
- North, Lucian Gregory, 1850-1925.1
- Northwestern University (Evanston, Ill.)1
- Norton, Charles Eliot, 1827-1908.1
- Notestein, Wallace, 1878-1969.1
- Noyes, Theodore William, 1858-1946.1
- Oberholtzer, Ellis Paxson, 1868-1936.1
- Osborn, Chase S. (Chase Salmon), b. 18601
- Osborn, Chase Salmon, 1860-19491
- Osborn, Stella (Brunt), 1894-1
- Osborn, Stellanova, 1894-1988.1
- Otis, William Augustus, 1855-1929.1
- Parsons, William Edward, 1872-1939.1
- Pattengill, Henry Romaine, 1852-1918.1
- Patterson, John C., 1838-1910.1
- Paxson, Frederic L. (Frederic Logan), 1877-1948.1
- Pearson, Karl G.1
- Pease, Theodore Calvin, 1887-1948.1
- Pelzer, Louis, 1879-1946.1
- Pepper, Charles Melville, 1859-1930.1
- Perry, Maude Elaine Caldwell, 1873-19631