| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 826 |  | Marcona Iron_Marcona Gate | Image/StillImage | wsu_ucui_photo | |
| 827 |  | Marcona Iron_Marcona Workers | Image/StillImage | wsu_ucui_photo | |
| 828 |  | Marcona Iron_San Juan Prospector | Image/StillImage | wsu_ucui_photo | |
| 829 |  | Markos, Steve Interview | 2017 | Text | wsu_webda_oh |
| 830 |  | Marquardt, Jane Interview, video clip | Image/MovingImage; Image/StillImage; Text; Sound | wsu_oh | |
| 831 |  | Marquardt, Susan Interview | 2019 | Text; Image/StillImage; Image/MovingImage | wsu_bs_oh |
| 832 |  | Martin, Alice Interview | 2013 | Text | wsu_webda_oh |
| 833 |  | Maruri, Ann Interview | 2015 | Text | wsu_webda_oh |
| 834 | | Maruri, Ann Interview, video clip | 2017 | Image/MovingImage | wsu_webda_oh |
| 835 |  | Masonic Temple_Commercial_Hodgson | 1920 | Image/StillImage | wsu_hod |
| 836 |  | Mayfield, Dick Interview, video clip | 2021 | Image/MovingImage; Image/StillImage; Text; Sound | wsu_ddo_oh |
| 837 |  | Mayfield, Rick Interview | 2021 | Image/StillImage; Text | wsu_ddo_oh |
| 838 |  | McCall, Vickie Interview | 2019 | Text; Image/StillImage; Image/MovingImage | wsu_bs_oh |
| 839 |  | McClellan, Sarah Interview | 2019 | Text; Image/StillImage; Image/MovingImage | wsu_bs_oh |
| 840 |  | McClellan, Sarah, and Hazel Jones OH20_008 | 2023 | Image/StillImage; Text | wsu_ous_oh |
| 841 |  | McCormick, Janae and Elaine Bingham Interview | 2015 | Text; Image/MovingImage | wsu_webda_oh |
| 842 |  | McPhie, Myrtle Interview | 2017 | Text | wsu_webda_oh |
| 843 |  | McQueen, Joe Interview | 2013 | Text; Image/MovingImage | wsu_webda_oh |
| 844 |  | Medina, Irene Interview | 2019 | Text; Image/StillImage; Image/MovingImage | wsu_bs_oh |
| 845 |  | Meents, Jerry and Meents, Hanna Interview | 2015 | Text; Image/MovingImage | wsu_webda_oh |
| 846 |  | Mendez, Mary Interview | 2017 | wsu_webda_oh | |
| 847 |  | Merrill, Chloe Interview | 2019 | Text; Image/StillImage; Image/MovingImage | wsu_bs_oh |
| 848 |  | Merrill-Flitton, Carol OH22_006 | 2024 | Image/StillImage; Text | wsu_oh |
| 849 | | Merrill-Flitton, Carol OH22_006, video clip | 2026 | Image/MovingImage; Image/StillImage; Text; Sound | wsu_oh |
| 850 |  | Meyer, Virginia Biddle Interview | 2023 | Text | wsu_webda_oh |