- Petitions.1
- Philippines--History--1898-1946.1
- Phillips, William, 1878-1968.1
- Pittman, Key, 1872-1940.1
- Poland--History.1
- Political science--Austria.1
- Political science--United States--History--20th century.1
- Political science--United States.1
- Politics and Government.1
- Rainey, Henry Thomas, 1860-1934.1
- Robinson, Arthur R. (Arthur Raymond), 1881-1961.1
- Roxas, Manuel A., 1892-1948.1
- Sacasa, Juan Bautista, 1874-1946.1
- Sackett, Frederic M.1
- Sanctions (International law)1
- Smiddy, Timothy.1
- Stimson, Henry L. (Henry Lewis), 1867-1950.1
- Torriente, Cosme de la, 1872-1
- United States--Relations--Central America.1
- United States--Relations--Egypt.1