Names
- People's Council of America.1
- People's Mandate to Governments to End War1
- People's Mandate to Governments to End War.1
- Perkins, John A. (John Alanson), 1914-1
- Perkins, John A. (John Alanson), 1914-1982.1
- Perry, Stuart Hoffman, 1874-1957.1
- Peterson, Reuben, 1862-1942.1
- Phelps, William Lyan, 1865-1943.1
- Phelps, William Lyon, 1868-1943.1
- Pierpont, John [subject], 1785-1866.1
- Pierpont, John, 1785-1866.1
- Pillsbury, Parker, 1809-1898.1
- Pillsbury, W. B. (Walter Bowers), 1872-1960.1
- Pipp, E. G.1
- Poetry Society of America1
- Poetry Society of America.1
- Pollock, James K. (James Kerr), 1898-1968.1
- Pollock, James Kerr, 1898-1
- Potter, Louise, 1895-1
- Pound, Arthur, 1884-1966.1