Names
- Polk, Frank L. (Frank Lyon), 1871-1943.1
- Polk, Frank Lyon, 1871-1943.1
- Potter, William W., 1869-1940.1
- Price, Percival, 1901-1985.1
- Progressive Party (1912)1
- Project Michigan.1
- Quezon, Manuel Luis, 1878-1944.1
- Quixley family.1
- Ransom, Epaphroditus, 1797-1859.1
- Reid, Clarence A.1
- Reid, Neil E., 1871-1
- Republican Party (U.S. : 1854-)1
- Rivers, William Cannon, 1866-1943.1
- Romney, George W., 1907-1995.1
- Roosevelt, Theodore, 1858-1919.1
- Roosevelt, Theodore, 1887-1944.1
- Sawyer, Walter H. (Walter Hulme), 1861-1931.1
- Seismological Society of America. Eastern Section.1
- Shute, Nevil, 1899-1960.1
- Sigler, Kim, 1894-1