| Title | Date | Type | ||
|---|---|---|---|---|
| 251 | Transzite Cement Construction | 1955-08 | Image/StillImage | |
| 252 | Unloading Equipment | 1960; 1961 | Image/StillImage | |
| 253 | Unloading Steel from Railroad | 1960; 1961 | Image/StillImage | |
| 254 | Upper Level of Plant | 1960; 1961 | Image/StillImage | |
| 255 | Vibrating Screen | 1955-07 | Image/StillImage | |
| 256 | View of Lehi Basic Plant | 1960; 1961 | Image/StillImage | |
| 257 | Wet Pan | 1955-06 | Image/StillImage | |
| 258 | Worker on Top of Bucket Elevator | 1955-07 | Image/StillImage | |
| 259 | Workers at Plant | 1960; 1961 | Image/StillImage | |
| 260 | Y Press | 1960; 1961 | Image/StillImage |