| No. | Class | F.M. Whyte | Gauge | Railroad Line | Location | Status | Builder Info | Notes |
|---|---|---|---|---|---|---|---|---|
| 900005 (5500) | TTT-6 | 2-10-2 | 4'-8½" | UP (Los Angeles & Salt Lake) | Idaho Northern & Pacific yard, Emmett, ID | stored | Baldwin #56772, 07/1923 | Tender only. Repurposed as snow plow 900005. Engine retired 11/1949. Some sources incorrectly state that it has been moved to the Gem Island Sports Complex. |
| 907827 (5510) | TTT-6 | 2-10-2 | 4'-8½" | UP (Los Angeles & Salt Lake) | Utah State Railroad Museum, Ogden, UT | display | Baldwin #56900, 08/1923 | Tender only. Engine retired 11/1949. |