Condition: Each piece is generally in good condition except crease marks and yellowing throughout the surface. Mounted on a mat with adhesive tapes on the upper side on the back. [1] Left: Undulation along the margins, tape residues in the center of the right side on the back side. Right: Faint stain mark on the back side. [2] Mounted on a mat with adhesive tape on the back. Tape remains at 3 points on the back side.