Book: “Erager - Heltne Family History of Cherry Grove and Kenyon Township of Goodhue County, Minnesota,” by Donna L. Heltne Shellum.
The history of the Nels Erager - Sila Knutsdatter family was composed in 1978 by Donna Heltne Shellum and Jude Berge Koesterman with the help of several family members.
Erager family, Genealogy -- Handbooks, manuals, etc, Knutsdatter, Heltne, Cherry Grove, Kenyon Township, Heltne Family History