Lars Peter Nielson
Circumstantial evidence from emigration and genealogical records proves the Nielson family traveled to Utah in 1863. They came on the ship, B. S. Kimball. Pernilla, his mother brought him, Lars P. and sine C. Their father came in 1865.
In some sources his surname is spelled "Nilsson," or "Nielsen." and his given name is "Laurits Peeter."