Guadalajara, 1867, 1r black on blue, oblong quadrille, serrated perfs., 375, 2 singles, tied on small piece by C. Guzman fancy scroll handstamp (Schatzkes 343), light horizontal crease, otherwise Very Fine, a unique multiple usage; with 1995 MEPSI certificate. Scott No. 37  $600 for singles. $0 (Image)