• 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 brought her children: Sven, Lars P., and Sine C. 

  In some sources his name is "Svend Nilsson," "Svend Nielsen," or "Sven Ole Neilson."

John F. Sanders Company (1863)

• Age at Departure: 9

Sources

• 1870 Utah Census.
• 1900 Utah Census.
• 1910 Utah Census.
• 1920 Utah Census.
• 1930 Utah Census.
• Find a Grave (Website)
• Frank Esshom, Pioneers and Prominent Men of Utah (Salt Lake City: Utah Pioneers Book Publishing Company, 1913), 1212.
• Genealogy and Family Pioneer History.  Mount Pleasant Historical Association
• Lever, W. H. History of Sanpete and Emery Counties, Utah: With Sketches of Cities, Towns, and Villages; Chronology of Important Events; Records of Indian Wars; Portraits of Prominent Persons, and Biographies of Representative Citizens (Salt Lake City: Tribune Job Printing Co, 1898), 376
• Sweden, Baptisms, 1611-1920.
• “Swen O. Neilson Passes Away,” Mt. Pleasant Pyramid, 12 June 1936, 1.
• Utah Death Certificates.  
• Utah Marriages, 1887-1935