Below are listings of microfilm, audio/video items and books available at Battle of Pilot Knob State Historic Site for public research in their library. About 500 books are available, along with copies of various manuscripts concerning the Battle of Pilot Knob and Trans-Mississippi Civil War Missouri. The site is also the local microfilm storehouse for the records of Immanuel Lutheran Church of Pilot Knob, which served as a battlefield hospital during the Civil War.
The library is open to the public daily during normal business hours. The site does not allow the borrowing of any items out of the library, but photocopying is available.