Heavy grade revision in eastern Utah. (2500 w.) (80680)
Second track work on the Union Pacific
Ry Age Gaz
1917
Ills.
Article (Journal)
English
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Completing the double track on the Union Pacific
Engineering Index Backfile | 1918
Union Pacific installs C.T.C. on 175 miles of single track
Engineering Index Backfile | 1943
Union Pacific installs C.T.C. on 175 miles of single track
Engineering Index Backfile | 1943
Interlocking and signal work on the Union Pacific
Engineering Index Backfile | 1902
Second track work involves extensive line revision
Engineering Index Backfile | 1927