- Unfortunate Soldiers Sadly Sold
- Marcot, Roy M. (2007) U.S. Sharpshooters: Berdan's Civil War Elite
- Sword, Wiley (1988) Sharpshooter: Hiram Berdan, his famous Sharpshooters and their Sharps rifles.
- Katcher, Philip (2002) Sharpshooters of the American Civil War
- Stevens, Charles Augustus (1892) Berdan's United States Sharpshooters in the Army of the Potomac.
- U.S. War Department (1863) The 1863 Laws of War
- Kautz, August (1865) The 1865 Customs of Service for Non-Commissioned Officers and Soldiers
- U.S. War Department (1863) The 1863 U.S. Infantry Tactics
- Early, Gerald. (2009) Second United States Sharpshooters in the Civil War
- Killers in Green Coats
The Sharpshooter Bookshelf. Many Civil War era books are available for free on Google books.
Manuals and Guides
1861 Regulations for the Uniform and Dress of the Army of the United States.
1861 Regulations for the Army of the United States
1861 Ordnance Manual
A System of Target Practice
Beadles Military Handbook
Handbook for Active Service 1861
1852 Bayonet Exercise