Centering65/35 or better on the front. 80/20 or better on the back.
CornersExtremely rounded, heavily damaged corners with severe fraying and visible paper loss. Corners are missing small pieces & exhibit folds and deep creases.
EdgesClean edges with minimal wear. Minor imperfections such as nicks & light chipping are visible by the naked eye and under magnification.
SurfaceExtensive damage including deep creases, heavy scratches/micro-scratches, stains, and surface residue.