The Peter Wellington Alexander papers contain a significant collection of documents from Thomas C. Hindman’s military service from 1862-1863. Hindman assumed command of the Trans-Mississippi District on May 31, 1862, and his papers cover actions in southern Missouri, Arkansas, and the Indian Territory; including battles at Newtonia, Missouri and Cane Hill and Prairie Grove, Arkansas. The collection consists of military orders, telegrams, correspondence, military reports and other documents.