| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 301 |  | Merrill, Chloe OH19_020 | 2019 | Text; Image/StillImage; Image/MovingImage | wsu_bs_oh |
| 302 |  | Merrill-Flitton, Carol OH22_006 | 2024 | Image/StillImage; Text | wsu_oh |
| 303 |  | Meyer, Virginia Biddle_OH9_051 | 2023 | Text | wsu_webda_oh |
| 304 | | Miller, Buddy and Carolyn OH18_039 | 2016 | Text | wsu_webda_oh |
| 305 |  | Miller_Sisters_OH9_027 | 2011 | Text | wsu_webda_oh |
| 306 |  | Miner, Madonne OH10-437 | 2017 | Image/MovingImage; Image/StillImage; Text | wsu_stu_oh |
| 307 | | Miner, Madonne OH19_021 | 2019 | Text; Image/StillImage; Image/MovingImage | wsu_bs_oh |
| 308 | | Misaka, Wat OH16_011 | 2014 | Text; Image/MovingImage | wsu_webda_oh |
| 309 |  | Miscellaneous | Text; Image/StillImage | wsu_ucc_ed | |
| 310 | | Mitchell, Judith OH3_022 | 2013 | Text | wsu_oh |
| 311 | | Mitchell, Kristen OH19_084 | 2019 | Text; Image/StillImage; Image/MovingImage | wsu_bs_oh |
| 312 | | Mitton, George OH18_040 | 2016 | Text | wsu_webda_oh |
| 313 | | Miya, Mildred OH3_042 | 2004 | Image/StillImage; Text | wsu_oh |
| 314 | | Molumby, Richard and Margaret OH10_400 | 2010 | Image/StillImage; Text | wsu_stu_oh |
| 315 | | Money, Steve OH15_032 | 2018 | Text; Sound; Image/StillImage | wsu_webda_oh |
| 316 |  | Moore, Thomas, Sr. OH20_009 | 2023 | Image/StillImage; Text | wsu_ous_oh |
| 317 | | Moore, Willie F. OH9_026 | 2001 | Text; Sound | wsu_webda_oh |
| 318 | | Moore, Willie OH12_023 | 2013 | Text | wsu_webda_oh |
| 319 | | Mora Family, OH12_047 | 2013 | Text | wsu_webda_oh |
| 320 | | Moser, Raymond OH15_030 | 2019 | Text; Image/StillImage | wsu_webda_oh |
| 321 | | Moulding, Louise OH19_022 | 2019 | Text; Image/StillImage; Image/MovingImage | wsu_bs_oh |
| 322 | | Mueller, Arlo OH9_012 | 2013 | Text | wsu_webda_oh |
| 323 | | Murphy, Edward OH12_010 | 2013 | Text | wsu_webda_oh |
| 324 |  | Nahas, Joe OH10_438 | 2017 | Image/StillImage; Text | wsu_stu_oh |
| 325 | | Nash, Michael OH12_024 | 2013 | Text | wsu_webda_oh |