Alexander emigrated to the United States with his brother, Nils Dahl, and sister-in-law, Helene Dahl. They sailed on the James Nesmith.
At some point near Mormon Grove, Kansas, Niels died. Helene continued on to Utah with her brother-in-law, Alexander.
Helene does not appear by name on the "Immigration List" in the Deseret News. However, Alexander Dahl does with the number "2" next to his name indicating that two additional people traveled with him. Neils and Helene were those two people.