Places
- Okayama-shi (Japan)1
- Otter Lake (Mich.)1
- Palestine.1
- Pasadena (Calif.)1
- Philippines -- History -- 1898-1946.1
- Philippines--Foreign relations--United States.1
- Philippines--History--Philippine American War, 1899-1902--Atrocities.1
- Philippines--History--Philippine American War, 1899-1902--Campaigns.1
- Philippines--History--Philippine American War, 1899-1902--Naval operations, American.1
- Philippines--History--Philippine American War, 1899-1902--Participation, Chinese.1
- Philippines--History--Philippine American War, 1899-1902--Political aspects--United States.1
- Philippines--History--Philippine American War, 1899-1902--Postal service.1
- Philippines--History--Philippine American War, 1899-1902--Social aspects.1
- Philippines--History--Philippine American War, 1899-1902.1
- Plymouth (Mass.)1
- Poletown (Detroit, Mich.)1
- Pomfret (Conn.)1
- Port Crescent (Mich.)1
- Port Huron (Mich.)1
- Port Oneida (Mich.)1