| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 26 |  | Gilsonite Mining P.6 | Image | dha_cp | |
| 27 |  | Gilsonite Mining P.7 | Image | dha_cp | |
| 28 |  | Gilsonite Mining P.8 | Image | dha_cp | |
| 29 |  | Gilsonite Mining P.9 | Image | dha_cp | |
| 30 |  | Inneputs P.1 | Image | dha_cp | |
| 31 |  | Inneputs P.2 | Image | dha_cp | |
| 32 |  | Inneputs P.3 | Image | dha_cp | |
| 33 |  | Irrigation-Ditches P.3 | 1910 | Image | dha_cp |
| 34 |  | Julien, D.--Inscription P.14 | Image | dha_cp | |
| 35 |  | King Truss P.1 | 1914-03 | Image | dha_cp |
| 36 |  | Lynch, Pat-Cabin site P.1 | 1955 | Image | dha_cp |
| 37 |  | Lynch, Pat-Cave P.1 | 1955-09-17 | Image | dha_cp |
| 38 |  | Lynch, Pat-Cave P.2 | 1955-09-17 | Image | dha_cp |
| 39 |  | Nutter, Preston-Ranch P.1 | Image | dha_cp | |
| 40 |  | Oil Industry P.19 | Image | dha_cp | |
| 41 |  | Oil Industry-Ashley Valley Field P.1 | 1948-09-10 | Image | dha_cp |
| 42 |  | Pariette Mine P.1 | Image | dha_cp | |
| 43 |  | Peach Orchard P.9 | Image | dha_cp | |
| 44 |  | Petroglyphs P.15 | Image | dha_cp | |
| 45 |  | Petroglyphs P.2 | Image | dha_cp | |
| 46 |  | Petroglyphs P.27 | Image | dha_cp | |
| 47 |  | Petroglyphs P.45 | Image | dha_cp | |
| 48 |  | Petroglyphs P.54 | Image | dha_cp | |
| 49 |  | Powell Expedition (2nd) P.11 | 1871 | Image | dha_cp |
| 50 |  | Power Plant | 1949-07-14 | Image | dha_scp |