My grandmother Anna Miinasdtr Fält

My Grandmother Anna Miinasdtr Fält b. 24.10.1865 Rantsila d. 12.11.1915 Rjukan, came about 1898 till Norway from Finland. I dont know if she had a man with her, but she made five children in Norway. 1. Iivari Helmeri 23.10.1899 2. Astrid Amanda 03.05.1901 3. Lauri Oskari 08.12.1902 4. my Father Allan Einar 19.07.1904 and 5. Vera Alice 24.05.1906. I know only that Vera Alice has born in Mo i Rana and her father is Eskild Eskildsn Kemppainen. Anna and Eskild lived together without wedding. Now I need all possible help to find other chidrens bornplaces and father(s).[?]