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Title | Collection Number And Name | Photo Number |
| 1 |
 | "Beautiful Valley." Fossil forest (Dolores strata), 12± mi. north of Ganado, Ariz. All pebbles in foreground are petrified wood, 1909 (photo G-28) | P0013 Herbert E. Gregory Photograph Collection | P0013n02_022_234 |
| 2 |
 | "Beautiful Valley." Fossil forest, Dolores strata, 12± mi. north of Ganado, Ariz., 1909 (photo G-31) | P0013 Herbert E. Gregory Photograph Collection | P0013n02_023_237 |
| 3 |
 | "Beautiful Valley." Fossil forest, Dolores strata, petrified log, 1909 (photo G-29) | P0013 Herbert E. Gregory Photograph Collection | P0013n02_022_235 |
| 4 |
 | "Blackie and Brownie," Two Canyon Mascots (bears) | P0243 Grand Canyon and San Juan River photograph collection | p0243n01_02_26 |
| 5 |
 | "Blue Canyon" 18± mil east of Tuba, Ariz., McElmo overlain by Dakota (W. C. Mendenhall, U.S.G.S. photo) | P0013 Herbert E. Gregory Photograph Collection | P0013n02_063_319 |
| 6 |
 | "Dugway," Lees Ferry 1900 | P0013 Herbert E. Gregory Photograph Collection | P0013n01_39_105 |
| 7 |
 | "Flat irons", northeast of Marsh Pass, looking west (Photo G346) | P0013 Herbert E. Gregory Photograph Collection | P0013n06_034_0892 |
| 8 |
 | "House Rock against Vermillion cliffs." | P0793 Miles Pratt Romney Photograph Collection | p0793n01_13_07 |
| 9 |
 | "How the Horse Helped Build America." Chapter 18, No.15. Riding is popular on ranches for guests in the Phoenix, Arizona area. | P0244 Olive Woolley Burt Photograph Collection | P0244n1_19_0258 |
| 10 |
 | "How the Horse Helped Build America." Chapter 18, No.16. Horse riding, Grand Canyon | P0244 Olive Woolley Burt Photograph Collection | P0244n1_19_0259 |
| 11 |
 | "How the Horse Helped Build America." Chapter 18, No.17. Bumper to Bumper across the Colorado | P0244 Olive Woolley Burt Photograph Collection | P0244n1_19_0260 |
| 12 |
 | "How the Horse Helped Build America." Chapter 18. No. 29. Horses for herding buffalo | P0244 Olive Woolley Burt Photograph Collection | P0244n1_19_0270 |
| 13 |
 | "Kit Carson's Monument," eroded from Moencopie (Permian?_ sandstone near Fort Defiance, Arizona, 1909 (photo G-12) | P0013 Herbert E. Gregory Photograph Collection | P0013n02_007_208 |
| 14 |
 | "Lee's Ferry", across the Colorado river | P0207 Carl Weeks Photograph Collection | p0207n01_04_08 |
| 15 |
 | "Monument" in Painted Desert formation east of Tanners Crossing. | P0013 Herbert E. Gregory Photograph Collection | P0013n07_042_1088 |
| 16 |
 | "North Forest", Carrizo Creek Wash (Photo G447) | P0013 Herbert E. Gregory Photograph Collection | P0013n06_098_1023 |
| 17 |
 | "Painted Desert Bads", 1 mi. below Farm, Tuba (Photo G432) | P0013 Herbert E. Gregory Photograph Collection | P0013n06_087_1002 |
| 18 |
 | "Painted Desert", 2 mi. west of Tuba | P0013 Herbert E. Gregory Photograph Collection | P0013n07_029_1075 |
| 19 |
 | "Painted Desert", four miles west of Tuba | P0013 Herbert E. Gregory Photograph Collection | P0013n07_028_1074 |
| 20 |
 | "Round Top," Ganado, Ariz. Tertiary on Dolores (Triassic), 1909 (photo G-36) | P0013 Herbert E. Gregory Photograph Collection | P0013n02_025_241 |
| 21 |
 | "The Church" (McElmo strata?), 4± mi southeast of Hlohala, Ariz., 1909 (photo G-107) | P0013 Herbert E. Gregory Photograph Collection | P0013n02_080_343 |
| 22 |
 | "The Window" (La Plata sandstone), between "Haystacks" and Ft. Defiance, Ariz. (Schwemberger photo), 1906 | P0013 Herbert E. Gregory Photograph Collection | P0013n02_011_214 |
| 23 |
 | "Trail" out of PahUte canyon (Photo G354) | P0013 Herbert E. Gregory Photograph Collection | P0013n06_038_0900 |
| 24 |
 | "Windsor Castle," Pipe Springs, 1936. | P0013 Herbert E. Gregory Photograph Collection | P0013n10_155_2354 |
| 25 |
 | "Yaqui" Easter Ceremonial in Tuscan, Arizona [01] | P0244 Olive Woolley Burt Photograph Collection | P0244n3_50_0668 |
