| Title | Author |
|---|---|
| Torrey, Col. Jay L. | Phil Roberts |
| Torrey’s Rough Riders | Phil Roberts |
| Trabing, August and Charles, freighters in Wyoming Territory | Nancy Trabing Mickelson |
| Trade, Native American pre-European contact | Samuel Western |
| Trail End State Historic Site | Cynde Georgen |
| Trail End State Historic Site | |
| Trails across Wyoming: The Oregon, Mormon Pioneer and California Routes | Terry A. Del Bene |
| Train wreck, Cole Creek | Lori Van Pelt |
| TransAmerica Trail | |
| Transcontinental motor convoy, 1919 | Lori Van Pelt |