Issue: #57
Union Pacific and Cenral Pacific are both building a railtrack from Sacramento to Omaha. To continue through the mountains, Central Pacific needs to bring Nitroglycerine, and Lucky Luke has to make sure it arrives, despite the Union Pacific trying everything they can to stop him.
Creators: Lo Hartog Van Banda, Morris
Characters: Jolly Jumper, Jack Dalton, Averell Dalton, William Dalton, Joe Dalton, Lucky Luke