South Dakota Societies & LibrariesIowa Societies or Libraries
South Dakota Genealogical Society
http://www.sdgensociety.org/
Museum of Danish America
https://www.danishmuseum.org/explore/genealogy
South Dakota State Archives
https://history.sd.gov/Archives/
Iowa Genealogy
https://iowagenealogy.net/
Aberdeen Genealogical Society
https://www.aberdeen.sd.us/408/Genealogy-Research
Brookings Area Genealogical Society
https://www.sdbags.org/
Rapid City Society for Genealogical Research
https://rcgenealogy.com/
Minnesota Societies or LibrariesNebraska Societies or Libraries:
MN Genealogical Society
https://mngs.org/
Iron Range Research Center
https://www.ironrangeresearchcenter.org/about/
NAHA
https://www.naha.stolaf.edu/genealogy/index.htm
North Dakota Societies or Libraries:Midwest Societies or Libraries:
University of North Dakota Brekke Collection
https://library.und.edu/branches-departments/special-collections/index.html
NAHA
https://www.naha.stolaf.edu/genealogy/index.htm
Midwest Genealogy Center
https://www.mymcpl.org/genealogy
Norwegian American Genealogical Center & Naeseth Library in Madison, WI
http://www.nagcnl.org/
National Societies or Libraries:
National Genealogical Society
https://www.ngsgenealogy.org/
Cyndi’s List
https://www.cyndislist.com/us/