Five are hardcovers. They have some wear on the dust jackets and edges, pages yellowing, a couple have some staining on edge of pages and 1 has a line from marker on bottom edge of pages. The rest are paperbacks. Most have spine creases, medium wear on the covers and edges including a few with crease, pages and inside of covers yellowing, a few have some staining on edge of pages and a few have the spine slanted. A couple show more wear.