Guadalajara, 1867, 2r black on green quadrille, serrated perfs, tied by scroll handstamp (Schatzkes 300) on 1867 folded letter sheet from Guadalajara to Mexico, Very Fine, less than 25 covers with any serrate stamp are recorded; with 2003 MEPSI certificate. Scott No. 14  Estimate $400 - 600. $0 (Image)