Group of 13 firearm books. Titles to include but are not limited to: "Colt Peacemaker Encyclopedia" volumes one and two by Keith Cochran, "A Study of the Colt Single Action Army Revolver" by Ron Grahm, John A. Kopec, and C. Kenneth Moore, "Colt An American Legend" by R.L. Wilson, and "The Luger Story" by John Walter.