Museum

https://www.siouxlandmuseums.com/home-page/old-courthouse-museum-exhibits-2/previous-exhibits/protecting-the-frontier-fort-dakota/

https://www.pbs.org/video/images-past-fort-dakota-exhibit

Brief fort description

https://modoc1873.stores.yahoo.net/briefdesofda.html

Captain Eicher grave

https://www.findagrave.com/memorial/22680693/daniel-f-eicher

Eicher news clippings

https://chroniclingamerica.loc.gov/lccn/sn99021999/1884-04-17/ed-1/seq-6/#date1=1860&index=2&rows=20&words=D+Eicher+F&searchType=basic&sequence=0&state=&date2=1900&proxtext=D.+F.+Eicher&y=0&x=0&dateFilterType=yearRange&page=1

This news clipping describes a racist rant by a reporter as being a complete lie signed by D.F Eicher and others

https://chroniclingamerica.loc.gov/lccn/sn84027060/1863-05-30/ed-1/seq-5/#date1=1860&index=5&rows=20&words=D+Eicher+F&searchType=basic&sequence=0&state=&date2=1900&proxtext=D.+F.+Eicher&y=0&x=0&dateFilterType=yearRange&page=1

6th Calvary Iowa info

http://iagenweb.org/clinton/history/military/cw/book/cwbk_6c.html

http://iagenweb.org/civilwar/books/logan/mil606.htm

https://www.siouxlandmuseums.com/home-page/old-courthouse-museum-exhibits-2/previous-exhibits/protecting-the-frontier-fort-dakota/

https://www.sdpb.org/blogs/images-of-the-past/fort-dakota/

Books

https://www.amazon.com/Where-Sioux-River-Bends-Newspaper/dp/B0006YOZG0

https://www.amazon.com/Roadside-History-South-Dakota/dp/0878422625

Amidon missing grave

https://www.southdakotamagazine.com/the-missing-amidons