The MCoE HQ Donovan Research Library's historical collection of Infantry Regiments from the 1st Infantry Regiment dated 1833 to the 45th Infantry Regiment dated 1916, have been digitized. Below is a list of the digitized copies that have been posted so far. Additional items to this collection will be posted in the near future.
1st Infantry Regiment January 1833-December 1843
2nd Infantry Regiment January 1867-December 1873
3rd Infantry Regiment January 1833-December 1842
4th Infantry Regiment January 1867-December 1875