The Samuel Erson Asbury Papers consist of research materials, correspondence, mainly original contemporary letters and copies of the older historical correspondence, Asbury's writings and copies of state and national documents, held in eight boxes and one map case drawer occupying approximately twelve linear feet of shelf space. Asbury's broad range of interests is reflected in the variety of topics contained in these papers. Foremost among them are the files of correspondence, historical documents, articles and research notes concerning various aspects of Texas history.
Also included in the Asbury papers are articles, short stories, essays, plays, poetry, and a Texas Revolution opera written by Asbury; research notes and correspondence on the cultivation of roses and the growing of plants without soil; articles written about Asbury; correspondence with family members; general correspondence; and photographs of Asbury, his family and friends, and North Carolina A & M College.