In the book's own words, not ours, with obvious scanning errors fixed. Families often supplied these stories to the publisher, so check key dates.
Born 1884, Ida county
From An illustrated history of Jackson County, Minnesota (1910)
JOHN TORDSEN (1892), farmer of Hunter township, is a son of Peter Tordsen, of Rost township, and Christina (Hendricks) Tordsen, who died in Iowa January 26, 1888,
John was born in Ida county, Iowa, April 3, 1884, and accompanied his father to Jackson county in 1892, He was brought up on his father's Rost township farm and was educated ill the district schools. He resided at home until 1907, Then he went to McLean count.v. North Dakota, resided there one year, and then returned to Jackson county. He was married in 1008, and since that time has been engaged in farming the northwest quarter of section 18, Hunter township, which is owned by his father, ilr, Tordsen was married in Jackson Novemlier 2." 1908. to JIarie Lamp, who was born in (germany January 13, 1888, and who came to the United States in 1902,
As printed in An illustrated history of Jackson County, Minnesota (1910). See the original pages. Wording is the original; obvious scanning errors have been corrected, and a few may remain.
The printed record stops around 1910. We trace your line from there down to you, with every source cited.