| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 251 |
 |
Inland Crystal Salt Company P.10 | 1919-03-24 | Image | dha_cp |
| 252 |
 |
Inland Crystal Salt Company P.11 | 1919-03-24 | Image | dha_cp |
| 253 |
 |
Inland Crystal Salt Company P.12 | 1919-03-24 | Image | dha_cp |
| 254 |
 |
Inland Crystal Salt Company P.13 | 1919-03-24 | Image | dha_cp |
| 255 |
 |
Inland Crystal Salt Company P.2 | 1919-03-24 | Image | dha_cp |
| 256 |
 |
Inland Crystal Salt Company P.3 | 1919-03-24 | Image | dha_cp |
| 257 |
 |
Inland Crystal Salt Company P.4 | 1919-03-24 | Image | dha_cp |
| 258 |
 |
Inland Crystal Salt Company P.5 | 1919-03-24 | Image | dha_cp |
| 259 |
 |
Inland Crystal Salt Company P.7 | 1919-03-24 | Image | dha_cp |
| 260 |
 |
Inland Crystal Salt Company P.9 | 1919-03-24 | Image | dha_cp |
| 261 |
 |
Inside Spiro Tunnel | 1930; 1931; 1932; 1933; 1934; 1935; 1936; 1937; 1938; 1939; 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950; 1951; 1952; 1953; 1954; 1955; 1956; 1957; 1958; 1959 | Image | pc_hsm |
| 262 |
 |
International Smelting Company | 1952-10 | Image | dha_scp |
| 263 |
 |
International Smelting Company | 1952-10 | Image | dha_scp |
| 264 |
 |
International Smelting Company | 1952-10 | Image | dha_scp |
| 265 |
 |
International Smelting Company | 1952-10 | Image | dha_scp |
| 266 |
 |
International Smelting Company | 1952-10 | Image | dha_scp |
| 267 |
 |
International Smelting Company | 1952-10 | Image | dha_scp |
| 268 |
 |
International Smelting Company | 1952-10 | Image | dha_scp |
| 269 |
 |
International Smelting Company | 1952-10 | Image | dha_scp |
| 270 |
 |
International Smelting Company | 1952-10 | Image | dha_scp |
| 271 |
 |
International Smelting Company | 1952-10 | Image | dha_scp |
| 272 |
 |
International Smelting Company | 1952-10 | Image | dha_scp |
| 273 |
 |
International Smelting Company | 1952-10 | Image | dha_scp |
| 274 |
 |
International Smelting Company | 1952-10 | Image | dha_scp |
| 275 |
 |
International Smelting Company | 1952-10 | Image | dha_scp |