Five military reference books: Vietnam: U.S. Army Combat Unit Insignia by Cecil B. Smyth Jr., U.S. Army Uniforms of the Vietnam War by Shelby Stanton, Record of American Uniform and Historical Buttons: Bicentennial Edition by Alphaeus H. Albert, United States Military Medals and Ribbons by Philip K. Robles, and General Orders and Circulars of the Navy Department (1863-1887) compiled by M.S. Thompson
Varied conditions, some with wear to covers and bindings