| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 501 |
 | Pantone, Donald OH20_011 | 2023 | Image/StillImage; Text | wsu_webda_oh |
| 502 |
 | Papageorge, Harry; Kogianes, Mary OH16_013 | 2015 | Text; Image/MovingImage | wsu_webda_oh |
| 503 |
| Parrilla de Kokal, Maria OH19_026 | 2019 | Text; Image/StillImage; Image/MovingImage | wsu_bs_oh |
| 504 |
 | Pavich, Mike OH29_014 | 2021 | Image/MovingImage; Image/StillImage; Text; Sound | wsu_webda_oh |
| 505 |
| Pendleton, Dale OH15_005 | 2014 | Text; Image/MovingImage | wsu_webda_oh |
| 506 |
| Penhorwood, Eldon OH17_002 | 2018 | Text; Image/StillImage | wsu_oh |
| 507 |
| Perozzi, Brett OH3_060 | 2022 | Image/StillImage; Text | wsu_oh |
| 508 |
 | Perry, Bruce OH12_049 | 2013 | Text; Sound | wsu_webda_oh |
| 509 |
| Pettit, Joy and Gay Kershaw OH12_036 | 2013 | Text; Sound; Image/StillImage | wsu_webda_oh |
| 510 |
| Petty, Richard OH9_031 | 2012 | Text | wsu_webda_oh |
| 511 |
| Phillips, June OH19_027 | 2019 | Text; Image/StillImage; Image/MovingImage | wsu_bs_oh |
| 512 |
| Pilkington, Paul OH3_056 | 2022 | Image/StillImage; Text | wsu_oh |
| 513 |
| Prantil, Joseph OH12_012 | 2013 | Text | wsu_webda_oh |
| 514 |
| Prevedel, David OH16_014 | 2014 | Text; Image/MovingImage | wsu_webda_oh |
| 515 |
| Prevedel, Rena OH16_015 | 2014 | Text; Image/MovingImage | wsu_webda_oh |
| 516 |
| Quimby, Richard OH24_004 | 2019 | Text; Image/StillImage | wsu_webda_oh |
| 517 |
 | Quinn, Larry OH27_009 | 2021 | Image/StillImage; Text | wsu_webda_oh |
| 518 |
| Rahlf, Rona OH10-443 | 2016 | Image/MovingImage; Image/StillImage; Text | wsu_stu_oh |
| 519 |
| Ramos, Bob OH18_044 | 2016 | Text | wsu_webda_oh |
| 520 |
| Ramos_Andres, OH9_047 | 2002 | Text | wsu_webda_oh |
| 521 |
| Rands, Duane OH18_045 | 2016 | Text | wsu_webda_oh |
| 522 |
 | Rich Phonebook & Contact List | 1868; 1969 | Text | wsu_rich |
| 523 |
| Ritchie, James D OH9_048 | 2003 | Text | wsu_webda_oh |
| 524 |
| Rizzi, Alicia OH19_054 | 2019 | Text; Image/StillImage; Image/MovingImage | wsu_bs_oh |
| 525 |
| Robbins, Zach OH18_046 | 2017 | Text | wsu_webda_oh |