Maren Kristina Magnusdotter married Gulbrand Dahl

[:)] any direction you give will be greatly appreciated! I am looking for my GG grandfather: Gulbrand Botolfson Dahl B: 23 May 1828 in Halden, Ostfold, Norway D: 19 Jun 1898 in Atwater, Kandiyohi, Minnesota, immigrated in 1862. from Norway... Landed in 1862. Married to: Maren Kristina (Magnusdotter) Dahl Birth 20 Aug 1829 in Sarpsborg, Ostfold, Norway Death 24 Feb 1902 in Atwater, Kandiyohi, Minnesota, United States. I am looking for their passenger list ship records.