1) "Colt Firearms: 1836-1959" by James E. Serven. 2) "Cot Firearms: from 1836" by James E. Serven. 3) "Colt's Double-Action Revolver: Model of 1878" by Don Wilkerson. 4) "William M. Locke Collection" description of firearms by Frank M. Sellers. 5) "A History of The Colt Revolver" by Charles T. Haven & Frank A. Belden. 6) "A History of The Colt Revolver" by Charles T. Haven & Frank A. Belden. 7) "A History of The Colt Revolver: and the Other Arms Made by Colt's Patent Fire Arms Manufacturing Company from 1836 to 1940" by Charles T. Haven & Frank A. Belden. 8) "Colt Automatic Pistols" by Donald B. Bady. 9) "The Peacemaker and its Rivals" by John E. Parsons.

Books range from good to fine with handling and storage marks.