Now here's an interesting clue, perhaps. I was looking to see if I could find what became of Iver H Teigen & Kari Stegen's oldest daughter, Mary (Marie?), born 1874 in Norway, emigrated to America 1876 with her parents & brother, and counted on the 1885 territorial census for Lac Qui Parle county, Minnesota.
This is NOT her but there "is" another Teigen family in Lac Qui Parle revealed:
From http://genealogytrails.com/minn/chippewa/bios_k.htm
Source: History of Chippewa and Lac Qui Parle Counties Minnesota, L. R. Mayer and O. G. Dale, Volume II, Illustrated; B. F. Bowen & Co. Inc. (1916) transcribed by Genealogy Trails Transcription Team – Vicki Bryan
Biography for Ole P. Klefstad
The subject of this sketch was born in Norway on January 6, 1864, and came with his mother, Anne Klefstad, to America when he was only seven years old. They found their way to Benson, Minnesota, traveling to that place by river and rail, and from there they moved on down to Chippewa County by ox team, locating there in 1871, thus becoming counted among the pioneers of this region. Mrs. Klefstad filed a claim to eighty acres of government land, in Tunsberg Township, Chippewa County, but did not prove it up. She is now living in Tunsberg Township, aged about seventy-one years. ....
... In 1894 Ole P. Klefstad was married to Anna Teigen, who was born in Tunsberg Township, Chippewa County, January 13, 1876, a daughter of Ole Teigen, a pioneer of that township. To this union six children have. been born, ....