Hello List, I saw that Halvor already has found the baptism of Oline (twin with Pauline) Here are the parents of Oline Kristensdr in 1875 census with Oline and Pauline <http://digitalarkivet.arkivverket.no/ft/person/pf01052101003488> So now we have: Parents of Olaf Nikolaj Paulsen b. 1878: fabriksarb Paul Nilsen + Oline Olsen. Domicile in 1878 Vestre-Aker in Oslo, Akershus county Parents of Oline Kristensdr b. 1875: Kristen Pedersen born 1854 in Tingelstad + Oleanna Matthiasdr born 1850 in Kolbu. Domicile in 1875 Gran parish in Oppland county Regards of Reina