3 Krb on dull gray with right lower corner of the sheet, unused without gum as issued, faultless condition, pencil notice on the right margin of sheet, a decorative piece the very rare stamp, issued only 187 pieces, expertized Zierer and photo certificates Krischke and Zirath BPP: \". Is genuine and has an authentic overprint. The condition of the stamp is perfect. \", Michel 525.- plus