| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 26 |
 | Hoover Dam_The Six Companies | Image/StillImage | wsu_ucui_photo | |
| 27 |
 | Hoover Dam_William H. Wattis | Image/StillImage | wsu_ucui_photo | |
| 28 |
 | Hoover Dam_Workers | Image/StillImage | wsu_ucui_photo | |
| 29 |
 | Hoover Dam_Workers | Image/StillImage | wsu_ucui_photo | |
| 30 |
 | Iron Ore Springs_Cedar City Trucks | Image/StillImage | wsu_ucui_photo | |
| 31 |
 | Iron Ore Springs_Eccles Christensen Littlefield | Image/StillImage | wsu_ucui_photo | |
| 32 |
 | Iron Ore Springs_Eyes on Safety | Image/StillImage | wsu_ucui_photo | |
| 33 |
 | Iron Ore Springs_Iron Springs | Image/StillImage | wsu_ucui_photo | |
| 34 |
 | Iron Ore Springs_Iron Springs Blasting | Image/StillImage | wsu_ucui_photo | |
| 35 |
 | Iron Ore Springs_Iron Springs Crane | Image/StillImage | wsu_ucui_photo | |
| 36 |
 | Iron Ore Springs_Map of Iron Springs | Image/StillImage | wsu_ucui_photo | |
| 37 |
 | Karnafuli Dam _Tractor Karnafuli Dam | Image/StillImage | wsu_ucui_photo | |
| 38 |
 | Karnafuli Dam_Karnafuli Dam | Image/StillImage | wsu_ucui_photo | |
| 39 |
 | Karnafuli Dam_Karnafuli Dam Workers | Image/StillImage | wsu_ucui_photo | |
| 40 |
 | Lucky Mc Uranium_750 Tons of Ore Per Day | Image/StillImage | wsu_ucui_photo | |
| 41 |
 | Lucky Mc Uranium_Barrels of Uranium | Image/StillImage | wsu_ucui_photo | |
| 42 |
 | Lucky Mc Uranium_Geiger Counter | Image/StillImage | wsu_ucui_photo | |
| 43 |
 | Lucky Mc Uranium_Lucky Mc Shovel | Image/StillImage | wsu_ucui_photo | |
| 44 |
 | Lucky Mc Uranium_One Millionth Ton | Image/StillImage | wsu_ucui_photo | |
| 45 |
 | Lucky Mc Uranium_Rotary Drills | Image/StillImage | wsu_ucui_photo | |
| 46 |
 | Lucky Mc Uranium_Safety Measures | Image/StillImage | wsu_ucui_photo | |
| 47 |
 | Lucky Mc Uranium_Shirley Basin | Image/StillImage | wsu_ucui_photo | |
| 48 |
 | Marcona Iron_Marcona Gate | Image/StillImage | wsu_ucui_photo | |
| 49 |
 | Marcona Iron_Marcona Workers | Image/StillImage | wsu_ucui_photo | |
| 50 |
 | Marcona Iron_San Juan Prospector | Image/StillImage | wsu_ucui_photo |