Recent publication by Professor Frank Baron, University of Kansas, detailing the role of James Lane in the establishment of the term "Jayhawk," and its connection to Kansas'' territorial history.
Letter by John Henry Vansickle, a Bourbon County farmer and dry goods store owner, describing the political climate in Territorial Kansas. The letter includes a reference to a "Jayhawker" on the top of the second page.
Charles Jennison, a strong supporter of abolitionists John Brown and James Montgomery, came to Kansas in 1857. In 1861 he was commissioned as a lieutenant colonel of the 7th Kansas Cavalry Regiment, which became known as "Jennison's Jayhawkers."