| Title | Date | Type | ||
|---|---|---|---|---|
| 201 | Press Platform | 1955-07 | Image/StillImage | |
| 202 | Railroad Abutments | 1955-05 | Image/StillImage | |
| 203 | Railroad Cars | 1955-05 | Image/StillImage | |
| 204 | Railroad Cars | 1955-05 | Image/StillImage | |
| 205 | Railroad Storage Bins | 1955-08 | Image/StillImage | |
| 206 | Railroad Track After Alignment | 1956-01 | Image/StillImage | |
| 207 | Railroad Track Before Alignment | 1956-01 | Image/StillImage | |
| 208 | Railroad Track Bins | 1955-05 | Image/StillImage | |
| 209 | Railroad Track Bins | 1955-07 | Image/StillImage | |
| 210 | Railroad Tracks on Beams | 1955-06 | Image/StillImage | |
| 211 | Railroad Tracks Over Hoppers | 1960; 1961 | Image/StillImage | |
| 212 | Rest Room Interior Construction | 1955-08 | Image/StillImage | |
| 213 | Rotary Dryer | 1960; 1961 | Image/StillImage | |
| 214 | Scales in Building | 1960; 1961 | Image/StillImage | |
| 215 | Screen Deck | 1955-07 | Image/StillImage | |
| 216 | Screening Platforms | 1960; 1961 | Image/StillImage | |
| 217 | Screw Conveyor and Tempering Pan | 1955-07 | Image/StillImage | |
| 218 | Screw Conveyor Flights | 1955-08 | Image/StillImage | |
| 219 | Setting Carbon Dioxide Tank | 1960; 1961 | Image/StillImage | |
| 220 | Siding Construction | 1960; 1961 | Image/StillImage | |
| 221 | Sign for Austin Company Construction Company | 1960; 1961 | Image/StillImage | |
| 222 | Silica Plant, Kilns No. 1 and 2 | 1955-07 | Image/StillImage | |
| 223 | Simpson Mixers and Conveyors | 1960; 1961 | Image/StillImage | |
| 224 | Sly Collectors | 1960; 1961 | Image/StillImage | |
| 225 | Smoke Stack | 1955-08 | Image/StillImage |