| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 776 |
 | Lucky Mc Uranium_Rotary Drills | Image/StillImage | wsu_ucui_photo | |
| 777 |
 | Lucky Mc Uranium_Safety Measures | Image/StillImage | wsu_ucui_photo | |
| 778 |
 | Lucky Mc Uranium_Shirley Basin | Image/StillImage | wsu_ucui_photo | |
| 779 |
 | MacKay, Kathryn OH19_019 | 2019 | Text; Image/StillImage; Image/MovingImage | wsu_bs_oh |
| 780 |
 | Magdiel, Jack OH3_053 | 2021 | Text | wsu_oh |
| 781 |
 | Marcona Iron_Marcona Gate | Image/StillImage | wsu_ucui_photo | |
| 782 |
 | Marcona Iron_Marcona Workers | Image/StillImage | wsu_ucui_photo | |
| 783 |
 | Marcona Iron_San Juan Prospector | Image/StillImage | wsu_ucui_photo | |
| 784 |
| Markos, Steve OH18_036 | 2017 | Text | wsu_webda_oh |
| 785 |
| Marquardt, Susan OH19_100 | 2019 | Text; Image/StillImage; Image/MovingImage | wsu_bs_oh |
| 786 |
| Martin, Alice OH11_008 | 2013 | Text | wsu_webda_oh |
| 787 |
| Maruri, Ann OH16_009 | 2015 | Text | wsu_webda_oh |
| 788 |
 | Maruri, Ann OH16_009 Video Clip | 2017 | Image/MovingImage | wsu_webda_oh |
| 789 |
 | Masonic Temple_Commercial_Hodgson | 1920 | Image/StillImage | wsu_hod |
| 790 |
| McCall, Vickie OH19_052 | 2019 | Text; Image/StillImage; Image/MovingImage | wsu_bs_oh |
| 791 |
| McClellan, Sarah OH19_098 | 2019 | Text; Image/StillImage; Image/MovingImage | wsu_bs_oh |
| 792 |
 | McClellan, Sarah, and Hazel Jones OH20_008 | 2023 | Image/StillImage; Text | wsu_webda_oh |
| 793 |
 | McClellan, Sarah, and Hazel Jones OH20_008, video clip | 2023 | Image/MovingImage; Image/StillImage; Text; Sound | wsu_webda_oh |
| 794 |
| McCormick, Janae and Elaine Bingham OH15_011 | 2015 | Text; Image/MovingImage | wsu_webda_oh |
| 795 |
| McPhie, Myrtle OH18_037 | 2017 | Text | wsu_webda_oh |
| 796 |
| McQueen, Joe OH12_035 | 2013 | Text; Image/MovingImage | wsu_webda_oh |
| 797 |
| Medina, Irene OH19_074 | 2019 | Text; Image/StillImage; Image/MovingImage | wsu_bs_oh |
| 798 |
| Meents, Jerry; Meents, Hanna OH16_010 | 2015 | Text; Image/MovingImage | wsu_webda_oh |
| 799 |
| Mendez, Mary OH18_038 | 2017 | Text | wsu_webda_oh |
| 800 |
 | Meyer, Virginia Biddle_OH9_051 | 2023 | Text | wsu_webda_oh |