Names
- O'Neill, Tip4
- Oba, Dayna1
- Oberstar, James L. (James Louis), 1934-20141
- Ohata, Robert1
- Ohison. Otto F.1
- Omori, Morio1
- Oregon Association Of Realtors1
- Osborne, T. M.1
- O’Conner, James A.1
- Parish, W. S.1
- Parkersburg Iron and Steel Company1
- Patten, Edward J. (Edward James), 1905-19941
- Patterson, Robert Porter, 1891-19526
- Pauls, Frederick H.3
- Pawnee Nation of Oklahoma1
- Paxon, Bill, 1954-1
- Pellegrino, Shelley, J.1
- Perkins, Milo, 1900-19722
- Petersen, Howard C. (Howard Charles), 1910-19952
- Peterson, Arthur10
