Frances W. Kaye, “Little Squatter on the Osage Diminished Reserve: Reading Laura Ingalls Wilder’s Kansas Indians,” Great Plains Quarterly, vol. 20, no. 2 (Spring 2000).

http://digitalcommons.unl.edu/cgi/viewcontent.cgi?article=1022&context=greatplainsquarterly

Penny T. Linsenmayer, "Kansas Settlers on the Osage Diminished Reserve: A Study of Laura Ingalls Wilder's Little House on the Prairie,” Kansas History, vol. 24, no. 3 (Autumn 2001).

http://www.kshs.org/publicat/history/2001autumn_linsenmayer.pdf

Charles Ingalls

http://www.archives.gov/research/land/ingalls/index.html

Almanzo Wilder

http://www.archives.gov/historical-docs/todays-doc/index.html?dod-date=912

Laura Ingalls Wilder Family Correspondence 1861–1919.

http://www.wisconsinhistory.org/turningpoints/search.asp?id=1728

A Girl Pioneer in the Wisconsin Wilderness.

http://www.wisconsinhistory.org/Content.aspx?dsNav=N:4294963828-4294963788&dsRecordDetails=R:BA986

A letter from Laura Ingalls Wilder to Rose Wilder Lane.

http://docsteach.org/documents/7722945/print

Key Figures in the Dakota Conflict Trials: Speeches, Sketches and Narratives.

http://law2.umkc.edu/faculty/projects/ftrials/dakota/DAK_BIOG.htm

Women in the West:  Other Voices.

http://digitalcommons.unl.edu/cgi/viewcontent.cgi?article=1706&context=greatplainsquarterly

http://www.eyewitnesstohistory.com/farmwife.htm

Caroline Fraser on the politicization of Laura Ingalls Wilder’s work.

https://lareviewofbooks.org/essay/laura-ingalls-wilder-and-the-wolves

Rose Wilder Lane on the defense of liberty and her libertarian principles.

http://www.libertarianism.org/publications/essays/credo