Mexico, (Hermosillo) Piticquillo, red "Franco en Pitic" handstamps at edges of 1831 registered cover front to Durango, manuscript "Hermocillo" registry boxed date stamp; some ink erosion and clipped corner at top left, F.-V.F., a rare unreported handstamp from Piticquillo. Estimate  $500 - 750. $0 (Image)